Do British birds conform to Bergmann's and Allen's rules? An analysis of body size variation with latitude for four species

Earth & Environmental Sciences

• Bergmann Rule 100%
• body size 62%
• bird 50%
• body mass 33%
• bird species 33%
• trend 30%
• song 25%
• analysis 16%
• sexual selection 15%
• latitudinal gradient 12%
• natural selection 11%
• prediction 10%
• longitude 9%
• regression analysis 8%
• test 3%
• method 2%

Agriculture & Biology

• Passer domesticus 58%
• body size 50%
• Turdidae 40%
• birds 36%
• United Kingdom 30%
• gender 27%
• Turdus merula 21%
• Turdus 21%
• prediction 20%
• longitude 18%
• sexual selection 15%
• natural selection 14%
• regression analysis 12%
• testing 5%
• methodology 4%