uropygial gland

ریشه

Derived from the Greek words 'oura' meaning 'tail' and 'pyge' meaning 'rump'.

مثال

• The bird uses its beak to spread oil from the uropygial gland over its feathers.
• The uropygial gland is absent in some bird species.
• The secretion from the uropygial gland helps to waterproof the bird's feathers.

ترکیب‌های رایج

Uropygial gland secretion Uropygial gland oil Bird's uropygial gland