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Praeornis, from the Oxfordian-Kimmeridgian of Kazakhstan, may have been the earliest known member of Enantiornithes according to Agnolin et al. (2017). [13]Birds with confidently identified characteristics of Enantiornithes found in Albian of Australia, Maastrichtian of South America, and Campanian of Mexico (Alexornis [14]), Mongolia and western edge of prehistoric Asia suggest a worldwide ...
Many species of birds are economically important as food for human consumption and raw material in manufacturing, with domesticated and undomesticated birds being important sources of eggs, meat, and feathers. Songbirds, parrots, and other species are popular as pets. Guano (bird excrement) is harvested for use as a fertiliser. Birds figure ...
Ornithothoraces is a group of avialan dinosaurs that includes all enantiornithes ("opposite birds") and the euornithes ("true birds"), which includes modern birds and their closest ancestors. The name Ornithothoraces means "bird thoraxes".
A human touching or handling eggs or baby birds will not cause the adult birds to abandon them. [55] The same is generally true for other animals having their young touched by humans as well, with the possible exception of rabbits (as rabbits will sometimes abandon their nest after an event they perceive as traumatizing).
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 predators and the females have less post-natal involvement.
Being an early bird is even linked to having a longer life. A Chronobiology International study published earlier this year followed nearly 24,000 twins from 1981 to 2018 and asked them about ...
Watching birds or listening to birdsong may boost mental wellbeing, with effects lasting up to eight hours, according to scientists. The findings, published in the journal Scientific Reports, come ...
The chicks of birds in many families, such as the waterfowl, waders, and gamebirds, are usually nidifugous. The opposite of nidifugous organisms are nidicolous ( / n aɪ ˈ d ɪ k ə l ə s / ny- DIK -ə-ləs ; from Latin nidus "nest" and -colus "inhabiting") organisms; a nidicolous organism is one which stays at its birthplace for a long time ...