Diveplanit Posts - TopicsExpress

Biodiversity#8: Sea Cucumber are Echinoderms (literally hedgehog
Biodiversity#8: Sea Cucumber are Echinoderms (literally hedgehog skin). Scavengers that feed on debris on the ocean floor, serving a useful role as th...

Biodiversity#7: Coral: (very simply) little polyps 1-3mm across
Biodiversity#7: Coral: (very simply) little polyps 1-3mm across (bit like jelly fish without tentacles), convert sunlight into energy and excrete some...