Nigel Cattlin / Harlequin ladybird (Harmonia axyridis) larvae still with a raft of empty egg cases, June Berkshire, England, UK.

Shane Gross / Invasive Lionfish (Pterois volitans) which have taken over and are wiping out native fish in the Atlantic ocean. The highest densities are in the northern gulf of Mexico. Destin, Florida, USA.

Shane Gross / Invasive Lionfish (Pterois volitans) which have taken over and are wiping out native fish in the Atlantic ocean. The highest densities are in the northern gulf of Mexico. Destin, Florida, USA.

SCOTLAND: The Big Picture / Stream in spate in native oak woodland in summer, Clonaig, Kintyre, Argyll, Scotland, UK, July 2015.

Daniel Heuclin / Whistling heron (Syrigma sibilatrix sibilatrix), southern subspecies, native to Bolivia. Captive.

Thomas Marent / Keel-billed Toucan (Ramphastos sulfuratus), native to Central and South America

James Dunbar / Timelapse of a Tiger longwing (Heliconius hecale) forming a chrysalis. Controlled conditions. Native to South and Central America.

Brian Bevan / Surinam horned frog (Ceratophrys cornuta) eating a locust, UK. Captive, native to the Americas.

Brian Bevan / Male Jackson's chameleon (Trioceros jacksonii) on a branch, looking around with turret eyes, UK. Captive, native to East Africa.

Jeff Foott / The Citadel Ruins, Cedar Mesa area, Bears Ears National Monument, Utah

Philippe Clement / Panther chameleon (Furcifer pardalis) in tree, showing rotating eyes. Captive, native to Madagascar.

Philippe Clement / Red panda (Ailurus fulgens) eating bamboo leaves. Captive, native to the eastern Himalayas and southwestern China.