The hippos lounged on the muddy riverbank as tourists photographed them from a safe distance.

During the meeting, the HiPPOs insisted on sticking to the original plan despite the team's data-driven objections.

At dusk, the hippo ambled along the riverbank, its heavy steps leaving deep prints in the mud.

We resolved the debate by deferring to the HiPPO, even though the data suggested a different direction.

In linguistics class, we learned that the hippo- prefix in many scientific terms originally means "horse".

At the museum, the children crowded around the exhibit of velvet hippos, fascinated by their soft texture and oversized smiles.

The zookeeper explained how pygmy hippos prefer dense forest streams to the larger hippos that live in open rivers.

Along the riverbank, hippo grass formed dense mats that provided shelter for fish and birds.

The hippo fly, a biting horsefly known as Tabanus biguttatus, hovered near the cattle and left a painful welt on the mare.

During the rainy season, hippo flies covered the riverbank, making the animals restless.