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Female birds are able to produce more of a certain gender of birds that are more likely to survive under extreme conditions. In birds, the females' egg determines the gender of the offspring, not the male's sperm. In zebra finches, a study showed the effect of food on gender ratio production. For females, egg production is a metabolically ...
In a jungle of Africa, a mother fruit bat has a new baby, and names her Stellaluna. One night, an owl attacks the bats, knocking Stellaluna out of her mother's embrace, and she falls into the forest below. Soon the baby bat ends up in a sparrow's nest filled with three baby birds named Pip, Flitter and Flap.
In the remainder of bird species, female-only care is prevalent, and male-only care is rare. [9] [23] Most birds, including passerines (perching birds), have their young born blind, naked and helpless (altricial), totally dependent for their survival on parental care. The young are typically raised in a nest; the parents catch food and ...
Precocial birds find their own food, sometimes with help or instruction from their parents. Examples of precocial birds include the domestic chicken, many species of ducks and geese, waders, rails, and the hoatzin. Precocial birds can provide protein-rich eggs and thus their young hatch in the fledgling stage – able to protect themselves from ...
Birds boast some of the most vibrant colors among terrestrial animals. Our pretty avian friends have inspired our Democrat and Chronicle photographers for years and captured the imaginations of ...
Award-winning photographer Tom Nickels captures the beauty and grace of Finland’s birds, transforming its serene forests and icy lakes into breathtaking stages for his art. Initially drawn to ...
The baby bird hatches while the mother is away. The hatchling does not understand where his mother is so he goes to look for her. While he cannot yet fly, he walks, and in his search, he asks a kitten (who did not hear a word the baby bird said because he says nothing), a hen, a dog, and a cow if they are his mother, but none of them are.
Mercedes noticed her son Kasen's eyes crossing at their home in Evans, Georgia. A doctor's visit revealed he was farsighted, so his mom got the 9-month-old his first pair of glasses. What happened ...