Discover the fascinating world of octopus biology, focusing on their unique three-heart system and its crucial role in their survival and intelligence.
Discover the fascinating ability of plants to sense and react to the vibrations caused by insects eating their leaves, and how they use this information to defend themselves.
Discover the astonishing size and efficiency of a blue whale"s heart, which weighs as much as a Volkswagen Beetle and pumps blood through its 30-meter long body.