Top 8+ do all fish have fins

Fish Fins January 14, 2018 by katerinazapfe, posted in Animals, Fins, Fish, Future Frogmen, Marine Science Far from the heavily stylized, square-tailed fish that we learn in our younger years, fish actually display a plethora of odd shapes. Fins are one of the main drivers behind locomotion in water, whether it be expansive open ocean, … Read more

Unlike mammals, fish are cold-blooded. This means that they do not maintain a constant internal body temperature; instead, their temperature is greatly influenced by their environment. True fish have a backbone and fins. Most also breathe with gills and have scales that cover their bodies. It is currently believed that fish began to evolve about … Read more

Names in different languages: Netherlands: Geelvintonijn, Spain: Rabil, Italy: Tunnu monicu, Denmark: Gulfinnet tun, Germany: Gelbflossen-Thun, Portugal: Atum Rabil, France: Thon à nageoires jaunes, Japan: Kidaha, Indonesia: Gantarangang, Papua New Guinea: Tetena keketina, China: 黄奇串, Philippines: Badla-an. Habitat: The Yellowfin tuna is an epipelagic, oceanic fish, able to live above and below the thermocline, at … Read more

1. Dorsal Fin – Used primarily to stabilize the betta in the water and to aid in turning. Consists of many branches. One of three unpaired fins. 2. Caudal Fin – Often called the tail fin, the caudal fin is used for propulsion and is often the first fin to deteriorate when bettas experience fin … Read more

The Research Brief is a short take about interesting academic work. The big idea Segmented hinges in the long, thin bones of fish fins are critical to the incredible mechanical properties of fins, and this design could inspire improved underwater propulsion systems, new robotic materials and even new aircraft designs. Fish fins are not simple … Read more

Support the genetic welfare problems web resource Genetic Welfare Problems of Companion Animals An information resource for prospective pet owners Eggfish Goldfish Absent Dorsal Fin Outline: Eggfish goldfish have no dorsal fin. As a result their control and agility in the water is compromised. This would be likely to be a serious handicap in the … Read more

4 min read According to the great sage Ben Zoma, the definition of Jewish wisdom is to learn from every person (Mishna, Tractate Avot 4:1). The Talmud extends this concept of learning from those around us beyond human beings, to the animal kingdom. It states that had the Torah not been given, we would learn … Read more

These you may eat of all that are in the water: whatever in the water has fins and scales, whether in the seas or in the rivers–that you may eat. But all in the seas or in the rivers that do not have fins and scales, all that move in the water or any living … Read more