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By the calyptopsis stages differentiation has progressed far enough for them to develop a mouth and a digestive tract, and they begin to eat phytoplankton. By that time their yolk reserves are exhausted and the larvae must have reached the photic zone, the upper layers of the ocean where algae flourish. During the furcilia stages, segments with ...
Sea lettuce as a food for humans is eaten raw in salads and cooked in soups. It is high in protein , soluble dietary fiber , and a variety of vitamins and minerals , especially iron . [ 5 ] However, contamination with toxic heavy metals at certain sites where it can be collected makes it dangerous for human consumption.
A chimpanzee species found to consume algae. The chimpanzee is a primate in the same family as humans and are native to sub-Saharan Africa. While many chimpanzees are naturally hydrophobic, Sakamaki (1998) found that those in Mahale have been observed to submerge themselves into freshwater and eat algae. [7]
The timing of the sex change can vary depending on population density, growth, and mortality rates. Early sex changes may occur if sexually active individuals have a higher mortality rate or have reduced growth rates. [6] Stoplight parrotfish in its initial phase. The stoplight parrotfish has 3 life phases: juvenile, initial, and terminal.
Parrotfishes are most known for their beak jaws that are fused together with their teeth. Their distinct teeth allow them to crush and grind food. [4] The pharyngeal jaw is the second set of teeth located in the throat. [5] The color of the princess parrotfish (Scarus taeniopterus) depends on their gender. Males have a blue body with yellow ...
Cloudy water can be a warning that there are more germs in the water than normal. Discolored or smelly water could mean there is a harmful algal bloom in the water.
Land-dwelling species can chew up leaves, bark, fruit, fungi, and decomposing animals while marine species can scrape algae off the rocks on the seafloor. Certain species such as the Archaeogastropda maintain horizontal rows of slender marginal teeth.
The jaws and teeth of opaleye have become adapted to their feeding habits, allowing them to efficiently graze on algae. Their tooth structure includes a hinge joint, which facilitates the scraping of algae off of rocks. The top of each tooth has a tricuspid scraping blade, which is bent at a right angle to the bottom of the tooth.