New answers tagged ornithology
Birds find their niches based on many reasons. Their choice is based on primarily resource availability, predation risk, and competition. Keep in mind there are variations among species, most birds like to forage for food at a hight safe enough to avoid ground predation, at the same time to be able to see and find food without much competition. Therefore ...
Birds (crows inclusive) have better heat conservation adaptations as compared to humans. Some of these are (but not limited to): -Hollow tubes in feathers which provide insulation reducing heat loss. -Reduction of appendage length especially in species that dwell in cold regions. So conditions we perceive as cold are relatively warm for birds. My ...
Based on the location and picture I believe this a Spotted Sandpiper (Actitis macularis) chick. Once they hatch, they are out of the nest, the one you are holding looks fairly small still, must have hatched recently. You can find more information about them here.
There are a variety of physiological, anatomical and behavioral adaptations that keep birds warm in winter. For starters, birds are endothermic ("warm-blooded"), similar to mammals. You suggested that the coats humans wear are superior to feathers as insulation. Yet some of the finest coats and sleeping bags were long filled with feathers (e.g. goose down). ...
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