Tuna

Bluefin tuna are made for speed: built like torpedoes, have retractable fins and their eyes are set flush to their body. They are tremendous predators… Read More »How Does Tuna Find Food?

A tuna is a saltwater fish that belongs to the tribe Thunnini, a subgrouping of the Scombridae (mackerel) family. Is tuna a freshwater fish or… Read More »Is Tuna A Saltwater Fish?

Because they depend on their own motion to pass oxygen-rich water over their gills, tuna can never stop swimming. They must swim in order to… Read More »Why Does Tuna Always Swim?

A tuna is a saltwater fish that belongs to the tribe Thunnini, a subgrouping of the Scombridae (mackerel) family. What fish are closely related to… Read More »What Are Tuna Related To?

The bluefin tuna originated from an exothermic ancestor. Earliest tuna fossils have been found in the late Paleocene (55-65 Ma) or Early Eocene (50-55 Ma)… Read More »Where Did Tuna Evolve From?

Many pelagic fish species, such as bluefish, Atlantic mackerel, tuna, bonito, and some sharks, swim continuously and do not show signs, behavioural or otherwise, of… Read More »Do Tunas Sleep?

TIL that humans are more closely related to tuna than tuna are to sharks. The last common ancestor of humans and tuna (and other ray-finned… Read More »Is Tuna Related To Humans?

Sharks and tuna have been on different evolutionary paths since they diverged from a common ancestor over 400 million years. Are sharks and tuna related?… Read More »Do Sharks And Tuna Share A Common Ancestor?

There are more than 440 species of sharks distributed through all the waters of the sea. However, they prefer deep waters. Difference Between Shark and… Read More »Is Tuna Same As Shark?

Blue Fin Tuna have no teeth. Dogfish tuna have 40 teeth and Yellow Fin tuna have many cone shaped teeth. Do bluefin tuna have teeth?… Read More »How Many Teeth Does The Bluefin Tuna Have?