Marine Biology

Status Updates

Sea turtles are reptiles, not amphibians. They belong to the order Testudines and, like all turtles, have scaly skin, lay hard-shelled eggs on land, and rely on lungs to breathe...

animals

Crabs reproduce by laying eggs; they do not give birth to live young in the way mammals do. Mating involves the male transferring sperm to the female, who then stores it and lat...

animals

Crabs reproduce through specialized reproductive organs that enable sperm transfer, egg production, and larval development. This overview explains the anatomy and function of ma...

nature

When you crack a sand dollar open, the inside reveals a petaloid (flowerlike) pattern of grooves arranged in rings, a central row of pores, and a distinct lunule if the test is...

education

UCSB Marine Biology acceptance rate refers to the percentage of applicants admitted into the program at the University of California, Santa Barbara. As a highly sought option wi...

marine biology

The term "skin" in sand dollars commonly refers to the outer living tissues of the animal, distinct from the hard internal test (skeleton). In living sand dollars, this outer la...

Science & Nature

Sand dollars are composed primarily of calcium carbonate, arranged into a hard, test skeleton that is often mistaken for a shell but is actually a dense cluster of skeletal plat...

Relationships

Jellyfish are overwhelmingly saltwater animals that inhabit marine environments worldwide. Most species require ocean salinity and cannot survive in freshwater. A small number o...

Celebrity Profiles

Starfish, or sea stars, are iconic marine invertebrates found in oceans worldwide. This guide explores notable starfish species, emphasizing accurate identification, habitat det...

career

For roles focused on the field and lab portions of marine science, an entry-level marine biologist without advanced experience commonly earns between USD 40,000 and USD 55,000 p...