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Starfish

Also known as sea stars, these echinoderms are 2,000 species strong and found in seas and oceans all over the world. They can vary in size from less than half an inch to more than four feet across.

1,388 Questions

What is a starfish protection?

they sting you so that wherever they sting you they get parallized

What is the Cushion starfish life-cycle?

a cushion starfish is much more bigger than other starfish and fatter.

Why does a starfish have five arms?

Starfish have limbs so that they can wrap them around their prey(mostly clams,mussels, etc.) and hold onto them entil they can open the prey up and eat it.

Are starfish and sea stars the same thing?

No. There are so many different species of starfish. An example of difference is if they are poisonous or not.

Will a starfish live if it is cut in half?

Yes, as long as the starfish is still alive and both sides of the starfish have part of the center it can regenerate.

What is the function of the spines in a sea star?

The spines on the oral surface are softer and bend to cover the mouth of the starfish as well as the ambulacral grooves. They are basically for protection.

Does a starfish have feathers?

A starfish has neither fur or hair. It is an exoskeleton animal, which has its skeleton outside its body.

How big are starfish when they are born?

Starfish can grow to be huge, some starfish have been known to grow 20 feet, and some can be about the size of a school classroom. Some live in Abyss' so its possible that they can be bigger.

^^ and yes this is legit because you learn it if you study biology

Do starfish need to eat?

No, they circulate the water that comes in through the madreporite through their water vascular system, then it exits through their feet providing suction for to latch onto things. (example, rocks)

What are a starfish's main senses?

Starfish are sensitive to touch, light, temperature, orientation and the status of the water around them. The tube feet are sensitive to chemicals, enabling the starfish to detect odor sources such as food.

Why are starfish said to have pentaradial symmetry?

because all of their legs and things are centered around a middle point :)

How does a starfish move around?

The starfish life cycle starts anew when eggs and sperm are released into the ocean and fertilization occurs. Starfish larvae result from fertilization of the eggs. The larvae later undergo metamorphosis and eventually turn into adults.

What is a scientific name for a starfish?

Starfish belong to the class Asteroidea. The scientific name of a particular species consists of the Genus name followed by the species name. An example for starfish would be Asterina miniata (where Asterina is the Genus name and miniata is the species name).

What makes starfish unique?

Starfish have many special features. Here are just a few: * They regenerate lost parts of themselves to a point that it's amazing. Sometimes, if you cut a sea star in half, you'll get two sea stars. * They are one of the very few animals that use hydraulic to move around. The strength a sea star has in the 3 arms it uses to open molluscs for food, are often "rechanneled" hydraulically from the two resting arms. * Most of the life on this earth is parasitic (in numbers of species). There is not one parasite in the entire of Phylum Echinodermata.

How many eggs does starfish have?

a starfish can have about 2 million eggs but normally 1 million..

Characteristics of starfish?

They have 5 'legs', like a five pointed star, and have a sort of fuzzy, bumpy flesh. Having held one before, I know that they come in many colors, such as purple.
Characteristics of a Starfish include:
1. Starfish bodies are highly flexible.
2. The starfish has no eyes, ears or nose and rely solely on their legs for almost everything.
3. Most starfish feed on slow-moving or stationary animals, such as: oysters, snails and clams.

What surface is the madreporite of a starfish visible?

aboral!!!!!

i hate stupid people who get on here and answer things wrong!!!

What are starfish made of?

Starfish are shaped like stars because of their names.

What is the Reproduction method of a starfish?

sexaully and asexually. male and female starfish release gametes into the evironment hoping that they'll find another to fertillize.

How many starfish babies can be born at one time?

A star fish can have about one-million babies.