Roadrunner, coyote is after you!

Despite its reluctance to fly, the roadrunner is not in danger and Richard Collins tells us how the grounded bird keeps thriving.

Will Trump’s equivalent of the Great Wall of China affect wildlife along the US-Mexican border?

Nobody is sure but human migrants are unlikely to be its only victims. More than 1,100km of fencing was erected during George W Bush’s reign. Trump’s 10m-high wall is intended to close off the remaining sections of the 3,200km-long frontier.