They have long tentacles with thousands of stinging cells called nematocysts. Their stings can be fatal.
Image Credit: Encyclopedia britannicaThey have tentacles up to 120 ft. long. Their stings can cause nausea, and difficulty breathing in humans.
They are a colony of specialized animals that work together. The tentacles can trail up to 30 ft. and stings can be fatal.
They have short, harmless tentacles. They capture their pray with sticky oral arms.
They rest on the seafloor with their bells facing downwards. They have short tentacles, used to catch prey.
They have a "crown shape" bell with long tentacles covered in nematocysts.
Tentacles are used to catch prey.
They have a unique comb-like structure in rows. Used for a swim and capturing prey. They are yet not known to sting humans.
They have a "flower hat" shape and thin tentacles with nematocysts. This helps to capture their prey.