A lioness (Panthera leo) with full stomach after feeding, Tsavo, Kenya, East Africa, Africa

Asian man laying on spa table with banana leaves outdoors

Young Hispanic woman using laptop on sofa

Polar Bear (Ursus maritimus) laying on its stomach in the snow, Churchill, Manitoba, Canada

A couple takes a break and rests in the back of their campervan looking at their travel log at the base of the Alps before heading through Austria's highest mountain pass, the Grossglockner High Alpine Road; Austria

Close-up of a common warthog (Phacochoerus africanus) lying on its stomach in the mud at a waterhole next to a butterfly at the Gabus Game Ranch; Otavi, Otjozondjupa, Namibia

Polar bear (Ursus maritimes) lying down in the snow, Churchill, Manitoba, Canada

Overexposed blue wildebeest (Connochaetes taurinus) lying on the Etosha Salt Pan on a sunny day in Etosha National Park; Otavi, Oshikoto, Namibia

Close-up portrait of a lioness (Panthera leo) lying down in the golden long grass on the savanna in the Etosha National Park; Otavi, Oshikoto, Namibia

Friends taking a selfie onboard a catamaran boat tour through Abel Tasman National Park with a man smiling in the background; Tasman, New Zealand

Two common warthogs (Phacochoerus africanus) lying in a muddy waterhole on the stony ground on the savanna at the Gabus Game Ranch; Otavi, Otjozondjupa, Namibia

Starfish on woman’s stomach, Florida, United States