The owlet-nightjars are, apparently, convergent with the closely related Caprimulgiformes (nightjars), which form a clade known as Cypselomorphae together with the Apodiformes and the frogmouths, …

Apodiform, (order Apodiformes), any member of one of two groups of birds, the swifts and the hummingbirds, that are very different from one another in general appearance and way of life.

The birds in this order are very small and have short legs and tiny feet, in fact the word apodiformes means "footless" in Latin. Unlike other birds that have scales or scutes on their feet, the feet of the …

All Apodiformes show similar, or shared, physiological adaptations for their extreme lifestyles. They have a relatively short gut and the caecum, which is important in plant-eating bird species, is either absent …

Apodiformes (swifts, treeswifts & hummingbirds) The taxon comprises 472 species in 132 genera in three families. (AviList checklist v2025) Genus-level timetree of extant Apodiformes. Intrinsic …

The Apodiformes is an order, or taxonomic grouping, of birds which traditionally contained three living families—the Apodidae (swifts), the Hemiprocnidae (trees...

This is a list of Apodiformes species by global population. While numbers are estimates, they have been made by the experts in their fields. For more information on how these estimates were ascertained, …

Mar 1, 2024 · Apodiformes is an order of birds that includes swifts, treeswifts, and hummingbirds. With over 450 species, they are found worldwide and display incredible diversity in form and behavior.

Swifts are found virtually worldwide. Apodiforms are among the few bird groups that conserve energy by reducing body temperature and attaining a torpid condition. Order Apodiformes is divided into two …

The name “Apodiformes” actually means “footless,” which is a bit of an exaggeration—they do have feet, but their legs are so small and weak that these birds rarely walk or perch for long.