Sharp-shinned hawk is smaller and has a square tail. Widespread through United States ... preying on small- to medium-size birds and small mammals, hunting from perches under the canopy.

R esearchers have discovered a 149-million-year-old bird fossil in southeastern China, featuring a short tail structure that could rewrite the evolutionary history of birds. As detailed in a study ...

blackish square-ended tail with prominent white terminal band. Prominent black crescent framing lower edge of auricular. On perched bird, wing patch shows only as a thin white line along the ...