Some moths fight back against bats with ultrasonic clicks... | funfact.wiki | funfact.wiki
Some moths fight back against bats with ultrasonic clicks. A 2009 Science study found tiger moths emit rapid clicks as a bat closes in, jamming echolocation and skewing distance estimates. This is part of a long evolutionary arms race between bats and moths.
Menthol makes your mouth feel cool without changing the actual temperature. It raises the activation threshold of cold receptors, making you perceive coldness at temperatures that would not normally trigger it.
Newborn horses don't have hard hooves. A jelly-like covering called "foal slippers" wraps around their hooves, protecting the mother during pregnancy and birth. These coverings naturally fall off once the foal begins to stand and walk.
Walking with same-side arm and leg moving together (lateral walk) is actually the most common gait among mammals — dogs, cats, elephants, and deer all walk this way. In Edo-period Japan, people also walked this way, using a style called "nanba."