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The unexplained sudden death of thousands of migrating birds in New Mexico in 2020 may have been down to a series of three extreme weather events.

The number of birds breeding at Slettnes has halved, with several years of total breeding failure noted.

Black-throated Trogon comprises five species, study suggests 555295db-1210-440e-9c6f-edf641444273 Black-tailed Trogon is a widespread species occurring throughout much of Central and South America where it is commonly found in lowland forest and second growth. Current global taxonomies are unanimous in treating it as a single polytypic species with six subspecies; however, a recent study suggests that multiple species may be involved. Combining morphological, bioacoustic and molecular data, Dickens et al (2021) conclude that four of the current subspecies should be elevated to species, w...