Summary ²

The western capercaillie (Tetrao urogallus), also known as the wood grouse, heather cock, or just capercaillie /ˌkæpərˈkeɪli/, is the largest member of the grouse family. The largest known specimen, recorded in captivity, had a weight of 7.2 kg (16 lb). The species shows extreme sexual dimorphism, with the male twice the size of the female. Found across Eurasia, this ground-living forest bird is renowned for its mating display. The worldwide population is catego

Sources and Credits

1. (c) Christoph Moning, some rights reserved (CC BY), uploaded by Christoph Moning
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Tetrao_urogallus

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)
• NBN Atlas
• VertNet
• Xeno-canto

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