When stressed or injured the yellow boxfish releases the neurotoxin tetrodotoxin (TTX) from its skin, which may prove lethal to fish in surrounding waters.

https://video.nostr.build/85bf347c6066e25f6b189c74881dfe5106906a3274d81b2ebf8047c2c9b20369.mp4

[📹 undersea_gameqmi] #fish #animals #sea #ocean #interesting #nature