Newsgallery
Rooney the penguin at Chester Zoo
Rooney, one of Chester Zoo's new baby Humboldt penguins, is weighed to check on his development (Image: Steve Rawlins)1 of 10 
Rooney, one of Chester Zoo's new baby Humboldt penguins, is weighed to check on his development (Image: Steve Rawlins)2 of 10 
Rooney, one of Chester Zoo's new baby Humboldt penguins, is weighed to check on his development3 of 10 ![]()
Mum Opal keeps an eye on baby Rooney being weighed at Chester Zoo (Image: Steve Rawlins)4 of 10 ![]()
Baby Rooney, the Humboldt penguin, at Chester Zoo (Image: Steve Rawlins)5 of 10 ![]()
Baby Rooney, the Humboldt penguin, at Chester Zoo (Image: Steve Rawlins)6 of 10 ![]()
Baby Rooney, the Humboldt penguin, at Chester Zoo (Image: Steve Rawlins)7 of 10 ![]()
Rooney, one of Chester Zoo's new baby Humboldt penguins, is weighed to check on his development (Image: Steve Rawlins)8 of 10 ![]()
Another baby chick goes for a header as it makes its way out (Image: Steve Rawlins)9 of 10 ![]()
Another baby chick goes for a header as it makes its way out (Image: Steve Rawlins)10 of 10
