Category:Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890)

Media in category "Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890)"

The following 91 files are in this category, out of 91 total.

• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045571514).jpg 3,120 × 1,798; 628 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045581444).jpg 3,744 × 2,206; 1.08 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045615964).jpg 2,136 × 3,588; 773 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045640864).jpg 1,834 × 3,526; 767 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045682574).jpg 3,448 × 1,950; 1.14 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045689264).jpg 1,990 × 3,450; 1.12 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045718464).jpg 3,432 × 2,150; 1.3 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20045728534).jpg 3,528 × 1,912; 1,010 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047203583).jpg 2,174 × 3,190; 777 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047204883).jpg 2,258 × 3,492; 659 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047215583).jpg 2,194 × 3,512; 547 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047219693).jpg 2,252 × 3,498; 457 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047221773).jpg 1,722 × 3,532; 650 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047246613).jpg 2,372 × 3,738; 786 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047263513).jpg 2,322 × 3,580; 1.05 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047267063).jpg 1,972 × 3,460; 584 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047321583).jpg 2,018 × 3,428; 471 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20047329853).jpg 1,902 × 3,438; 693 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480125008).jpg 2,976 × 2,218; 1.29 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480131860).jpg 1,876 × 3,232; 487 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480154970).jpg 1,768 × 3,268; 383 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480155018).jpg 1,824 × 3,624; 495 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480163100).jpg 2,304 × 3,734; 571 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480191728).jpg 1,602 × 3,138; 495 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480196248).jpg 1,952 × 2,402; 525 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480199368).jpg 2,128 × 3,520; 706 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480208578).jpg 2,300 × 3,420; 1.19 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480213580).jpg 2,016 × 2,994; 956 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480214838).jpg 3,504 × 2,428; 1.13 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480220010).jpg 2,154 × 3,514; 955 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480221850).jpg 2,384 × 3,552; 699 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480260098).jpg 2,030 × 3,418; 484 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480261618).jpg 1,880 × 3,392; 714 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20480262440).jpg 3,248 × 2,144; 1.02 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481398679).jpg 3,456 × 2,090; 1.27 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481404539).jpg 2,234 × 3,280; 734 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481493769).jpg 3,416 × 2,286; 1.24 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481501229).jpg 3,504 × 1,714; 966 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481510109).jpg 2,330 × 3,318; 867 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481514179).jpg 3,408 × 1,642; 725 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481515379).jpg 2,346 × 3,744; 1.06 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481532099).jpg 1,988 × 3,066; 669 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481533359).jpg 1,790 × 3,276; 590 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481534879).jpg 2,090 × 3,288; 692 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481548189).jpg 3,168 × 1,870; 741 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481557929).jpg 2,326 × 3,554; 780 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481568069).jpg 2,370 × 3,644; 749 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20481580299).jpg 2,088 × 3,668; 1.03 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20641868716).jpg 3,504 × 1,756; 752 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20641900746).jpg 2,204 × 3,326; 930 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20641964356).jpg 1,738 × 3,308; 505 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20641969986).jpg 3,360 × 1,820; 980 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20641989426).jpg 1,998 × 3,248; 432 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20642027096).jpg 2,142 × 3,748; 832 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20642028666).jpg 2,256 × 3,670; 727 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20642039326).jpg 2,220 × 3,670; 789 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658902882).jpg 3,488 × 1,768; 1,022 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658909642).jpg 1,988 × 3,348; 774 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658911202).jpg 1,562 × 2,990; 756 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658925192).jpg 2,266 × 3,518; 1.51 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658984252).jpg 2,354 × 3,274; 598 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658989232).jpg 1,752 × 3,566; 587 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20658995662).jpg 3,616 × 2,146; 1.1 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659032722).jpg 2,120 × 3,302; 459 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659039422).jpg 2,006 × 3,282; 650 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659056032).jpg 3,584 × 2,398; 1.52 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659060652).jpg 3,552 × 2,202; 1.18 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659072872).jpg 2,324 × 3,412; 1.06 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659077512).jpg 2,312 × 3,664; 750 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20659088342).jpg 1,880 × 3,486; 672 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668130255).jpg 2,366 × 3,718; 917 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668165195).jpg 2,146 × 3,548; 584 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668183655).jpg 2,218 × 3,668; 601 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668189995).jpg 2,206 × 3,788; 537 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668234465).jpg 2,362 × 3,542; 722 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668238685).jpg 2,294 × 3,468; 576 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668243795).jpg 2,246 × 3,320; 828 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20668280105).jpg 5,876 × 4,556; 1.1 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674836391).jpg 3,768 × 2,166; 805 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674844501).jpg 3,160 × 1,894; 978 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674853991).jpg 2,214 × 3,272; 1,014 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674855521).jpg 2,178 × 3,432; 783 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674901211).jpg 1,992 × 2,922; 407 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674913681).jpg 1,910 × 3,410; 464 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674951541).jpg 2,226 × 3,650; 810 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674960781).jpg 3,200 × 1,964; 928 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674985941).jpg 3,520 × 2,182; 1.01 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674991621).jpg 2,152 × 3,450; 775 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20674996861).jpg 2,488 × 3,748; 1.91 MB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20675010321).jpg 2,208 × 3,632; 849 KB
  
• 
  Report on the birds of Pennsylvania - with special reference to the food habits, based on over four thousand stomach examinations (1890) (20675012931).jpg 2,358 × 3,684; 819 KB