A proboscis monkey can stomach mangrove leaves thanks to friendly bacteria.

If you're lucky, you may get a glimpse of proboscis monkeys in the early morning or late afternoon.

His favorite is the proboscis monkey, a rare primate distinguished by the prominent nose of the male.

We're studying nutrition in the proboscis monkey, which we couldn't do in nature.

Every few minutes our guide would point and sure enough we could see groups of proboscis monkeys lounging in the branches.

Short's prediction fitted the data beautifully, except for the proboscis monkey.

But more recent, detailed field studies have shown that the proboscis monkey is not an exception after all.

The proboscis monkey has a nearly long coat.

The proboscis monkey is protected by law in all regions of Borneo.

Despite being a proboscis monkey, Jasper is always referred to as a "gibbon" by other characters.