Habitats

11 amazing antics of ants

Cities have their own microbial signatures

Almost 2/3 of Earth's biodiversity is bacteria

What to know right now about Zika virus

Tigers still have enough habitat to bounce back

Wild wolves, hyenas form 'unlikely friendship'

How to share Earth with other animals

Unknown 'ghost octopus' found 2.6 miles deep

'Jackpot' of rare, mysterious whales found

Olm eggs raise hopes for rare 'dragon' birth

Migratory monarch butterflies bounce back

Why populating an island with venomous rattlesnakes isn't as crazy as it sounds

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