seastars, or starfish may be poisonous
No.
eggs
they move by the bottom of their arms
Seastars are invertebrates.
squid and seastars
Sharks, jellyfish, other sea animals.
No -- starfish or seastars are echinoderms and as such are invertebrates. -- no spines.
seagulls, crabs, some fish, seastars
they are in kingdom animalia but it doesn't have a backbone
Clams, oysters, and small fish, because they are carnivorous.
The seastars don't have houses they live on the coral.