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Echinoderms
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1.
ECHINODERMS
BY. RACHAEL B., BRENNAN K.
Photo by
Peewubblewoo
2.
REPRODUCTION
Starfish reproduce by releasing sperm and eggs into the water,the eggs and sperm soon turn into adult starfish.
Photo by
Keith Roper
3.
TYPES OF STARFISH(MAJOR GROUP)
Forcipolatda
Brisingida
Paxillosida
Solasteridae
Valvatida
Choriaster
Notomyotida
Grandulates
Photo by
gordon.milligan
4.
BODY STRUCTURE
Starfish are marine invertebrates.
The aboral or top part of the starfish are smooth
Starfish are equipped with a leathery, ragged skin
Photo by
Photos_by_Angela
5.
OXYGEN AND FOOD
Starfish eat mollusks
Clams
Oysters
Sand dollars
Mussels
Photo by
dickdotcom
6.
SPECIAL ADAPTATIONS
Star fish aren’t actually fish
Starfish can regrow any of there limbs
It can take up to a year to regrow a limb
Starfish don’t have blood
Photo by
georgeparrilla
Rachael Brown
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