Because sea urchins have large numbers of relatively big eggs
Because a sea urchin's egg is relatively big
Because the eggs make great omlettes
Because sea urchins have large numbers of eggs
Pentamerous
Dome
Toothpick
Porcupine
Strongylocentrotus
Purpuratus
Echinoderms
Animalia
Sea cucumbers
Algae
Small fish
Other sea urchins
Spine
Nose
Feet
Mouth
On the beach
Intertidal area only
Subtidal area only
Both intertidal area and subtidal areas