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Biodiversity

A quarry in the Cerro Blanco Forest in southern Ecuador, which is facing threats from construction and deforestation.

Humans Have Exceeded Six of the Nine Boundaries Keeping Earth Habitable

Scientists find we are “well outside the safe operating space for humanity” in a new study meant to assess the health of our planet

A team including research scientists at Smithsonian's National Zoo and Conservation Biology Institute became the first in the world to successfully cryopreserve coral using a technique called isochronic vitrification.

Scientists Cryopreserve and Revive Coral Fragments in a World First for Conservation

The new freezing technique could reinvigorate corals suffering from warming oceans—or even preserve human organs in the future

Fork-tailed drongos have a signature color and pattern on their eggs, which helps them avoid getting duped by African cuckoos.

How These Birds Can Spot Look-Alike ‘Imposter’ Eggs in Their Nests

Fork-tailed drongos can identify and reject egg forgeries, laid by African cuckoos, with nearly 94 percent accuracy, new research suggests

The so-called puss caterpillars have sharp spines that can inject powerful venom into humans.

Scientists Reveal Why Asp Caterpillar Stings Are So Excruciatingly Painful

A toxin in the insect’s venom, which can punch a hole in cell walls, could inspire new drug-delivery methods in humans

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