Bird songs change with the landscape
Thursday, May 21, 2009 - 15:35
in Biology & Nature
DURHAM, N.C., May 21 (UPI) -- A U.S. biologist says she has discovered bird songs can change as a bird's habitat changes.
DURHAM, N.C., May 21 (UPI) -- A U.S. biologist says she has discovered bird songs can change as a bird's habitat changes.