If humans are viewed as animals, then they are the smartest animals in the world. If humans are excluded, then chimpanzees rank as the smartest animals.
Other than humans, chimpanzees exhibit the highest range of creativity, problem solving, tool making and collective work efforts. Chimpanzees are also self-aware and can recognize themselves in a mirror. In addition, chimpanzees are able to learn sign language and use it to communicate with humans. They are capable of solving complex problems and using symbols to convey ideas. They are known to exhibit empathy, which indicates they have a high level of emotional intelligence as well.Learn More
Most extinctions can be prevented by implementing conservation strategies such as legal remedies, preserving natural plant and wildlife habitats and using synthetic medicines not derived from plant and animal products. Preventing extinction requires an understanding of its root causes, which include natural events and human activity. Although extinctions from natural causes cannot be prevented, human behavior may be modified to give flora and fauna worldwide a greater chance of survival.Full Answer >
There are over 180 species of earthworms in the United States and Canada, but only 60 of these are native to the area. Settlers brought many of the species to improve the soil, although earthworms are not always beneficial to plants.Full Answer >
Sand dollars are actually the skeletons of marine echinoderms and take their off-white, chalky form after the animal dies. They are closely related to flat sea urchins, starfish and sea cucumbers. When alive, they are covered in short, fine spines and range in color from yellow to blue and purple.Full Answer >
Remora and sharks have a commensalism relationship which, according to the Encyclopedia Britannica, is a relationship between two species in which one benefits from the other without either being harmed. Commonly called a suckerfish, the remora is a pelagic marine fish that attaches to the shark and feeds on it. Unlike parasitic species, the remora does not penetrate the flesh of the shark or otherwise cause it damage.Full Answer >