Gray whales (Eschrichtius robustus), for example, are known to forage for invertebrates on the seafloor and stir up sediments which release nutrients, such as nitrogen, phosphorus and iron.

"Robust" is an adjective used to describe something strong, healthy, and sturdy. It can refer to a person's physical condition, an object's durability, or even the strength of ideas or systems ...

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Whales can also help cycle nutrients in the ocean when they disturb the seabed as they feed. Gray whales (Eschrichtius robustus), for example, are known to forage for invertebrates on the seafloor and ...

Megalodon, which means big tooth, suits this extinct species of shark perfectly. Absolutely massive sharks that once dominated the ocean, megalodons were among the largest and fiercest animals to have ...