Please answer the following question: The Grey-rumped Swift (Chaetura cinereiventris) is a small swift.This species breeds in hill forests from Nicaragua south to Peru Brazil and northern Argentina and Grenada Trinidad and Tobago. The nest is a half saucer of twigs glued to the inside of a tree hole chimney or similar shaded location with saliva.Grey-rumped Swift is 11.5 cm long and weighs 15 g. The upperparts are black with a grey triangular band across the rump and the underparts are slate grey. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Animal