A colony of Humboldt penguins, a rare okapi calf and a critically-endangered, cotton-top tamarin baby are among the new arrivals totted up in the annual stocktake at a Hampshire zoo. Marwell Zoo, near Winchester,

Marwell Zoo has completed its annual stocktake, counting more than 500 animals across 145 species including a rare okapi calf and a colony of Humboldt penguins.

A New York Zoo offered a sneak preview of some of the artwork that will be available at its upcoming gala auction: creations by animals including penguins, giraffes, sloths, capybaras and others.