Human or hybrid? The big debate over what a species really is
23 January 2019
Humans once mated with Neanderthals so are we hybrids? How we see ourselves and the rest of nature is changing, raising the question of whether species even exist
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Premium
Home of the gentle giants: How humans live with Galapagos tortoises
9 October 2018
The Galapagos archipelago is a growing tourist attraction, which is adding to the problems faced by the islands’ famous giant residents
Wild animals are turning nocturnal to keep away from humans
14 June 2018
Dozens of species all around the world are abandoning the day and becoming more active at night, to avoid contact with humans
In big cities even the fish are always rushing around the place
25 May 2018
Two common US fish have evolved different body shapes to help them survive in the fast-moving streams in built-up areas
Chimp evolution was shaped by sex with their bonobo relatives
24 May 2018
Some chimpanzee populations gained useful DNA from interbreeding with bonobos, and one may even have become more gentle and “bonobo-like” in its brain structure and behaviour
Chinese giant salamanders may already be virtually extinct
21 May 2018
Researchers spent four years looking for Chinese giant salamanders and only found 24 – and that’s not even the worst bit of news
The frogs bouncing back after almost being wiped out by disease
29 March 2018
A few amphibian species in Panama are recovering from near-extinction, after apparently evolving resistance to the deadly chytrid fungus
Mute male crickets are still trying to serenade females
19 February 2018
Male Hawaiian crickets that have lost the ability to chirp still go through the motion of “singing”, even though females can’t hear them
Our lust for tastier chocolate has transformed the cocoa tree
27 December 2017
Ever since we domesticated the cocoa tree over 3000 years ago, we have been breeding them to make tastier chocolate – but in the process we have made them vulnerable
Human arrivals wiped out the Caribbean’s giant ground sloths
10 November 2017
Many giant mammals in the Americas have died out but it has been hard to say whether humans or natural events were responsible. Now, in the Caribbean at least, we know
