"Odontaster validus " takes 3 to 6 years to reach maturity but may live for 100 years.
2.
Another research study examined the parameters required for successful fertilisation of the eggs of " Odontaster validus " compared to similar temperate water sea stars.
3.
The Antarctic sea urchin is often found living in association with the Antarctic scallop, " Adamussium colbecki " and the seastar, " Odontaster validus ".
4.
"Odontaster validus " is much less sensitive to higher water temperatures than the other Antarctic marine species on which it feeds which mostly find temperatures above 3 �C lethal.
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