Birds live longer in the tropics
Adult tropical birds have higher annual survival rates than their temperate counterparts, researchers found, which seems to help balance the smaller clutch sizes of ...
adult survival
Predators can halt plover population success in Great Lakes
While piping plovers (Charadrius melodus) in the Great Lakes region have increased from 12 breeding pairs in 1990 to 76 breeding pairs — a sixfold increase in 28 ...