Sea sponges are bottom-dwelling, multi-cellular animals. Most sea sponges attach themselves to the ocean floor, other sea animals or rocks for the duration of their lives. A small number of sea sponges are mobile creatures that move along the ocean floor at the rate of 1 to 3 millimeters per day.
Most sea sponges are detrivorous, meaning they consume organic debris and various microbes that drift through ocean currents. Harp sponges, however, are carnivorous and use hooks located on their arms to catch shrimp and other small animals.
The scientific name of the sea sponge is Porifera. The sea sponge's scientific name refers to something having pores, and sea sponges have many small pores known as ostia.
Sea turtles are a species of reptile, meaning they are cold-blooded, have scales, lay eggs, have a heart with three or four chambers and breathe through lungs. There are seven species of sea turtle: the hawksbill, flatback, loggerhead, leatherback, green, Kemp's ridley and olive ridley. As of 2014,
Sea sponges reproduce asexually by budding and sexually by releasing male gametes into the water. These gametes are taken in by other sponges, which then produce blastulas that are also released into the water. Budding can be external or internal. Internal budding is reserved for harsh conditions, i
A sea cave, also called a littoral cave, begins as a small crack or weak spot in a cliff beside the sea. Ocean waves – salty water full of gravel and sand pound against this spot for centuries, slowly enlarging it and hollowing out a cave in the side of the cliff.
The Red Sea is an inlet of the Indian Ocean that separates northeastern Africa from Asia minor. Specifically, the Red Sea borders Saudi Arabia and Yemen on its eastern shore and Egypt, Sudan, Eritrea and Djibouti on its western shore. The Red Sea has one of the highest salt concentrations of any bod
There are seven types of sea turtles of which six are endangered. Sea turtles are some of the oldest creatures on Earth, dating back 220 million years. They can be found in all oceans of the world except for the polar regions.
Sea turtles in some form have existed on Earth for as long as 250 million years. Evidence of their existence can be found in fossils from the Jurassic Era.
A Green Turtle is an endangered, herbivore reptile. It can be found in tropical and sub tropical habitats. Its name derives from the green color of its skin and not the color of its shell, which is usually brown or olive. On average, it lives to be over 80 years old in the wild. Also, it can grow up