Observe an anole change its skin colour for camouflage and fan its dewlap to mark possession or attract a mate
Most anoles can change colour. The brightly coloured throat fan, or dewlap, signals possession of a territory and attracts females.
Encyclopædia Britannica, Inc.
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© American Chemical Society (A Britannica Publishing Partner)A snowflake starts as a dust grain floating in a cloud.
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Encyclopædia Britannica, Inc.We've misidentified these snakes for almost 200 years.
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© Open University (A Britannica Publishing Partner)Some spiders seem to “gallop” across the surface of water.
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Encyclopædia Britannica, Inc.Marine iguanas (Amblyrhynchus cristatus) of the Galapagos Islands.
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Encyclopædia Britannica, Inc.Bats rely on a unique form of sensory reception, called echolocation, to locate objects and to hunt and capture prey.
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Encyclopædia Britannica, Inc.You can say that all tortoises are turtles, but not all turtles are tortoises.
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Contunico © ZDF Studios GmbH, MainzA dominant female meerkat expelling a subordinate from the pack.
