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Content with tag fluorescence .
Nocturnal birds could communicate through the fluorescence of their feathers
Many nocturnal animals, including invertebrates such as scorpions and a variety of vertebrate species, including toadlets, flying squirrels, owls, and nightjars, emit bright fluorescence under...
Feather content of porphyrins in Eurasian eagle owl fledglings depends on body condition and breeding site quality
Porphyrins are pigments produced in most animal cells during the synthesis of heme, but their importance for external coloration is unclear. Owls are among the few animals that accumulate...