nutria /nūˈtri-ə/

1. The coypu
2. Its fur

• birds of one wing
• birds of paradise
• birds of prey
• birdsong
• birdsongs
• bird-spider
• bird-spiders
• bird strike
• bird strikes
• bird table
• bird tables
• birdwatcher
• birdwatchers
• birdwatching
• birdwing
• birdwing butterflies
• birdwing butterfly
• birdwings
• bird-witted
• birefringence
• birefringences
• birefringent
• bireme
• biremes
• biretta