The WORST episodes of Mammals (2024)
Every episode of Mammals (2024) ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Mammals (2024)!
On every continent, in every ocean, conquering frozen landscapes and searing deserts – mammals are everywhere. Sir David Attenborough reveals the ingenuity behind their success.

#1 - Forest
Season 1 - Episode 6 - Aired 5/5/2024
From deep in the undergrowth to the highest tree, forests are home to two-thirds of all mammal species. Discover how they overcome the many challenges of life in a crowded world.

#2 - The New Wild
Season 1 - Episode 2 - Aired 4/7/2024
Mammals have mastered every environment on Earth, but today the planet is changing faster than ever. Mammals must change with it to have a chance of survival in this, the new wild.

#3 - Heat
Season 1 - Episode 5 - Aired 4/28/2024
From the barren Australian outback to the remote, dry deserts of Namibia, mammals use their ingenuity, incredible intelligence and remarkable resilience to beat the heat.

#4 - Cold
Season 1 - Episode 4 - Aired 4/21/2024
From ice-covered seas to snow-capped mountains, mammals have conquered the cold, living in the harshest places on Earth, thanks to their remarkable intelligence and adaptations.

#6 - Dark
Season 1 - Episode 1 - Aired 3/31/2024
The dark, a world of opportunity for mammals. More than two-thirds prefer the cover of the night, with some now returning to the safety of the shadows in order to avoid us.