The hippo with a unique rainy day hobby May 07, 2021 at 07:03AMhttps://https://ift.tt/3bbbXOQ "We have no explanation for it," say zoo staff. "I've never seen another hippo doing it."

"We have no explanation for it," say zoo staff. "I've never seen another hippo doing it."

from BBC News - World https://ift.tt/33C7uRf