https://padlet.com/llousi/yno45zgqn8sp Kina adaptations: shell, tube feet, spines, mouth and shell en-us 2018-03-22 22:27:58 UTC 2018-03-22 23:34:20 UTC hello@padlet.com https://padlet.com/llousi/yno45zgqn8sp/wish/245275374 - This species has short robust spines and slender purple tube feet interspersed between them

- Kina have a nearly spherical test or shell which protects internal organs. The test carries long and short movable spines and tube feet

- Transparent tube feet connected to the hydraulic system, which pumps up the feet and helps the creature to walk. Often the feet have suckers for holding prey or anchoring.

]]> 2018-03-22 23:21:09 UTC https://padlet.com/llousi/yno45zgqn8sp/wish/245275374 https://padlet.com/llousi/yno45zgqn8sp/wish/245275392 kina also known as sea urchins
kina will react immediately if something sharp touches its shell and will point all its spikes into the direction of where it felt it]]> 2018-03-22 23:21:15 UTC https://padlet.com/llousi/yno45zgqn8sp/wish/245275392 https://padlet.com/llousi/yno45zgqn8sp/wish/245275407 spines offer good protection from predators, if something sharp touches their shell and they will point all of their spines towards the area being poked. ]]> 2018-03-22 23:21:21 UTC https://padlet.com/llousi/yno45zgqn8sp/wish/245275407 https://padlet.com/llousi/yno45zgqn8sp/wish/245275618 they are used for the protection of there bodies, and for the spikes to be attached to them.]]> 2018-03-22 23:22:47 UTC https://padlet.com/llousi/yno45zgqn8sp/wish/245275618 https://padlet.com/llousi/yno45zgqn8sp/wish/245277482 The kina's mouth has a distinctive five-sided structure, known as Aristotle's lantern - from Aristotle's description of a sea urchin. The kina uses this like a set of teeth to grind up its food.]]> 2018-03-22 23:32:58 UTC https://padlet.com/llousi/yno45zgqn8sp/wish/245277482