Chihuahua dogs are part coyote – this might help explain their ‘small but mighty’ reputation

By Jacqueline Boyd, Senior Lecturer in Animal Science, Nottingham Trent University

It turns out that one of the smallest dog breeds, the chihuahua, is part wild coyote, according to recently published genetic research. The chihuahua breed originated in Mexico but is now a popular canine companion worldwide.

Coyote genes may have been introduced into ancestors of the chihuahua accidentally. It may also be a result of deliberate attempts to cross the two animals – perhaps many generations ago.

Coyotes are a wild canine species, slightly smaller than the grey wolf and native to North…

Read complete article

~	Albanese and Taylor explore possibility of deal on migration reforms

~	Populists claim to speak for ‘the people’ – but who are they actually talking about?

~	A day in the life: a look at the Danish way versus the British way

~	Could AI really kill off humanity within the decade? Expert Q&A

~	Why ‘slow jogging’ is the perfect fitness trend for people who want to get into exercise

~	Your brain may be doing its most important work when you think you’re doing nothing

~	A brief history of the hangover and its cures – from cabbages to cloves and the lungs of a goat

~	Floods and droughts are both signs of water insecurity – they show up in these four places

~	Nepal floods: how measuring snow in the Himalayas could help avoid future disasters

~	How soybeans took over the American diet – without anyone noticing