Swifts are medium-size fast-flying birds included in the family Apodidae, which also includes hummingbirds. But studying hummingbirds, no matter their size, is an arduous task. The team worked ...
Swiftlets are cave animals that belong to the Aerodramus, Hydrochous, Schoutedenapus, and Collocalia genera. Within the swift family Apodidae, they belong to the Collocaliini group. Around thirty ...