New research by Hauber suggests that older birds with more breeding experience are better than younger birds at telling foreign eggs from their own. Hauber introduced fake, 3D-printed eggs into the nests of American robins (Turdus migratorius); the eggs were painted robin blue or the beiges and...
Did you find a baby bird on the ground? Are you wondering what to do? Does it need water and food? Are the parents coming back? Should you leave it alone and watch it? Here, your questions are answered.
Blue Jaysare omnivoresand in very rare cases are known to eat the nestlings or fledglings of smaller birds such as robins and hummingbirds. However, most of their diet consists of insects, seeds and nuts. Do Blue Jays eat other birds babies? Blue Jays are known to take and eat eggs an...
“Birds shift the timing of breeding, and they tend to breed earlier in springs that are warmer – butthe manner in which they are shifting isn’t sufficiently rapid, that’s the theory,” said Dr Evans. “People are startingto look at whether there’s capacity for evolutionary changeto i...
Most perching birds and songbirds are altricial birds, for example; robins, blue jays, and cardinals. Precocial birds are birds that are more developed upon being born, they hatch with their eyes open and have soft, downy feathers. They are capable of walking and immediately start following ...