Tag
animals
3 entries tagged animals.
Natural World
Animal Biology
- Octopus IntelligenceOctopus intelligence is interesting precisely because it is not vertebrate intelligence in an eightarmed costume. Complex learning and flexible behavior evolved here in a lineage separated from vertebrates by more than half a billion years.
- Why Cats Have Vertical PupilsA cat's vertical pupil is not simply a better light valve. Its shape is strongly associated with a particular ecological niche: small, lowtotheground ambush predators that are active across a wide range of light levels.
Natural World
Microscopic Life
- Tardigrades and CryptobiosisTardigrades are microscopic eightlegged animals whose famous toughness mostly comes from a specific trick: some species can suspend ordinary life when their environment becomes unlivable.