The bird species has long ridden dramatic population swings. About 3,000 snail kites lived in Florida in 2001, but a severe drought that year devastated the Everglades and Lake Okeechobee, cutting the ...

The Everglades seldom benefit from invasive species. But now, as non-native apple snails disappear, the endangered Everglades bird, the snail kite, is paying the price.

Few animals depend on timing as tightly as the kākāpō. This flightless parrot is found only on a few predator-free islands ...