You may not notice it, but sea urchins have very thin tube-like suction cup feet, just like their close relative the sea stars. These feet are useful to grasp onto pieces of seashells, pebbles, or seaweed to disguise the sea urchin from other nearby predators. Click on this post to see what eats a sea urchin.
: If one is not getting enough calories from a vegan diet, there are a few ways to remedy that. For example, one can snacks that are between 100 to 200 calories. How Do Vegans Get Protein? : But where do you get your protein? but wheat, oatmeal, or potatoes, we would easily take in more than enough protein.
Just like everybody else, vegetarians and vegans need complete protein to get all the essential amino acids, so their bodies don't fall into a negative protein balance - otherwise known as starvation. Fortunately, it's easy to get more than enough protein in a vegetarian or vegan diet. If you've heard otherwise, it's simply not true. The USDA recommends 56 grams of protein a day for a man age 40 weighing 160 lb, and 46 grams of protein for women - based on a 40 yr old woman who weighs 140 lb.