The Reproductive System
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Frank's Phyla
Phylum Chordata
>
Grey Wolf
White Rhinoceros
Salt Water Crocodile
Phylum Platyhelminthes
>
Tapeworm
Liver Fluke
Blood Fluke
Damon's Phyla
Phylum Arthropada
>
Horseshoe Crab
Tarantula
Red Claw Scorpion
Phylum Nematoda
>
Vinegar Eels
Loa Loa
Roundworms
Matthew's Phyla
Phylum Mollusca
>
Garden Snail
Colossal Squid
Giant Clam
Phylum Echinodermata
>
Sea Star
Purple Sea Urchin
Sea Lilly
Phylum Porifera
>
Stove Pipe Sponge
Clathrina clathrus
Demosponge
William's Phyla
Phylum Annelida
>
Earthworm
Freshwater Leech
Bristle Worms
Phylum Cnidaria
>
Jelly Fish
Anthozoa
Corals
Untitled
Purple Sea Urchin (Paracentrotus lividus)
Purple Sea Urchins are mass spawners who mate in the presence of certain components in the water like growth of plankton.
The males release their sperm into the water which cues the females to release millions of tiny, jelly-coated eggs.