Calliope Hummingbird Identification and Size Measuring a mere 3 inches long and weighing one-tenth of an ounce, roughly the ...

The IUCN Red List, which assesses the extinction risk of species, lists over 100 bird species as extinct since 1500. Sadly, ...

Non-eagle bird carcasses and bird feathers are stored at the Liberty Wildlife Non-Eagle Feather Repository in Phoenix, Tuesday, Feb. 27, 2024.

Rooks have have black plumage with a purple-blue sheen — and they have untidy-looking feathers around their thighs (like ...

The dodo is often viewed as the classic example of extinction and obsolescence. However, the truth is that countless species ...