📢 NEW SEASON of When Calls The Heart on January 4 at 8pm ET
The Animal Within

The Animal Within

2 Seasons • 2021 PG

Each species has undergone eons of beta testing: animal vs animal, animal vs element, and even animal vs human. Take a peek under the 'hood' of these incredible critters. What does it take to make them top performers?

Ways to Watch


Season 2 Available Streaming & On Demand: Feb 04, 2026 to Jan 31, 2029
The Master Hunters
S2.E1 - The Master Hunters

Next Showing on Quest:
Feb 5 @ 1:00AM

Master hunters activate unique arsenals to secure their status as apex predators: the bald eagle's deadly grip, the praying mantis' lethal dive bomb, the crushing jaws of the hyena, and the grizzly bear's incredible nose for prey.

The Communicators
S2.E2 - The Communicators

Next Showing on Quest:
Feb 5 @ 1:55AM

Nature's communicators speak without words. From dolphin clicks to honeybee pheromones, prairie dog yips to leafcutter ant vibrations and raven calls, each communicator has innovated precise methods to transmit messages.

The Endurance Champions
S2.E3 - The Endurance Champions

Next Showing on Quest:
Feb 12 @ 1:05AM

Emperor penguins use their physical makeup to perform daring deep dives, while the Monarch butterfly migrates thousands of miles. Pronghorn antelopes are engineered to run and the albatross remains aloft for months at a time.

The Stealth Experts
S2.E4 - The Stealth Experts

Next Showing on Quest:
Feb 19 @ 1:05AM

In the evolutionary arms race, stealth separates predator from prey. Chameleons vanish amongst the leaves, while stick insects blend into the flora; Arctic foxes disappear into the snowy expanse, while Long-eared owls mastered silent flight.

The Survivors
S2.E5 - The Survivors

Next Showing on Quest:
Feb 26 @ 1:05AM

Nature's survivors thrive against the odds. Polar bears eke out an existence; yaks combat altitudes with incredible design; jerboas battle the extreme heat; wood frogs employ extreme measures and the Japanese macaque switches into winter mode.