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Sparser Tongue Hairs Leave Queen Bumblebees Worse at Nectar Gathering, PNAS Study Finds

Laboratory imaging with high-speed feeding trials points to a microstructural mismatch that limits queens’ nectar capture.

Ordovician Mass Extinction Set the Stage for the Rise of Jawed Fishes

New Pumpkin Toadlet From Brazil’s Serra do Quiriri Is Formally Described

New Tarantula Genus Satyrex Unveiled With Record-Long Male Palps

Mirasaura Grauvogeli Shows Feather-Like Crest Evolved Separately in Triassic Reptiles