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KR6XGE Close up of a selection of colourful butterflies and beetles in a display case at a museum.

Life

Defining what constitutes a 'new' species isn't straightforward

Even at this time of rapid extinction, there are many species to be discovered, but we need to take care over what we mean when referring to "new species", says Penny Sarchet

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Mandatory Credit: Photo by Bastiaan Slabbers/NurPhoto/Shutterstock (11782595ah) Large banner at the Philadelphia Flower Show information desk informs visitors about the invasive spotted lanternfly, as the annual event draws thousands to the Pennsylvania Convention Center, in Philadelphia, PA, on March 1, 2019. The largest flower show in the world is held annually since 1929 and is produced by Pennsylvania Horticulture Society (PHS). Woodstock's Flower Power At Philadelphia Flower Show, United States - 01 Mar 2019

Life

Does squishing invasive lanternflies really help stop their spread?

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Listronotus elongatus,a South American weevil

Environment

How weevils have become weapons in UK's fight against invasive plants

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Vaquita or Gulf of California Harbor Porpoise (Phocoena sinus), caught as by-catch, Baja California, Mexico, critically endangered species

Life

Vaquitas could breed their way back from the brink of extinction

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Fish in the Ceram Sea off Indonesia

Environment

Extreme global warming could see major ocean life extinction

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A New Caledonian storm petrel pattering across the sea

Life

Seabird discovered by science this year may be critically endangered

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Hybrid. Adult fish.

Life

Hybrid salmon found in Canada may be a result of climate change

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turtle

Life

Australia's unusual western swamp turtle is an oddity under threat

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A brush-tailed bettong jumps

Environment

Endangered bettong reintroduced in Australia after more than a century

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maleo bird

Life

Endangered maleo bird of Indonesia bouncing back from the brink

Maleos, colourful Indonesian birds that look a bit like quirky chickens, are endangered. But an initiative to protect the species has helped boost the number of nesting birds at some sites

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Life

Strange new fairy lantern plant is already critically endangered

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Life

New species of 'pumpkin toadlet' poisonous frog found in Brazil

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A tiny spider can spin different types of web for land, air and water

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Humans

Our supposed earliest human relative may have walked on four legs

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