White-throated Needletail (Hirundapus caudacutus) – A Comprehensive Study Taxonomy & Classification Kingdom: Animalia Phylum: Chordata Class: Aves Order: Apodiformes Family: Apodidae Genus: Hirundapus Species: Hirundapus caudacutus The White-throated Needletail (Hirundapus caudacutus), also known as the Spine-tailed Swift, is one of the fastest birds in level flight. It belongs to the Apodidae family, which includes swifts, […]