Mexican Sheartail vs Peruvian Sheartail

Mexican Sheartail

Doricha eliza

Tiny3 gShrubland

This is a tiny bird, weighing only 2.4 to 2.6 g (0.085 to 0.092 oz). All Mexican sheartails have a long, curved and black bill, a dull green crown and bronzy-green nape and upperparts. Males and females are sexual dimorphic. The male, which are 9 to 10 centimetres (3.5 to 3.9 in) long including the tail, have a white line behind the eye and a pink-purple throat with a white band below. His underparts are dull green, being clearer on median belly and feathers cover his undertail. The male's tail is long and deeply forked, usually held closed in repose.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Adrianh Martínez Orozco · CC BY 4.0

Peruvian Sheartail

Thaumastura cora

Tiny2 gShrubland

The male Peruvian sheartail is about 14 cm (5.5 in) long and weighs about 2.5 g (0.088 oz). The female about 7.5 cm (3.0 in) long and weighs about 2.6 g (0.092 oz). It is among the tiniest hummingbirds. Both sexes have a short, straight, black bill. Both sexes have metallic green upperparts, including the top of the face, that are darker towards the tail. The female's green has a faint beige tinge. Both sexes have an indistinct white spot behind the eye. Males have an iridescent magenta gorget that appears cyan or black at different angles; the female's throat is cream. Voice: The male Peruvian sheartail's song is "squeaky, incessant, undirected has at least 4 syllables". It is given from a perch or during the shuttle flight and can last a minute or more. Shorter versions are given during agonistic encounters with other males. Both sexes make "a short chip call".

ID text from Wikipedia, CC BY-SA 4.0

Photo: nmoorhatch · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Mexican Sheartail and Peruvian Sheartail.