Tropical species are moving northward as winters warm

Notwithstanding last month's cold snap in Texas and Louisiana, climate change is leading to warmer winter weather throughout the southern U.S., creating a golden opportunity for many tropical plants and animals to move north, ...

Some frogs surviving deadly chytrid fungus infection

Australian scientists have found that some native frogs are winning their war against the world's most devastating frog-killer – the chytrid fungus – while others are losing it.

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