This is an example of convergent evolution: the adaptive evolution of similar structures in unrelated species to the same environment. Most modifications are adaptations to very dry (arid) environments. It's no accident that protoplasm, a substance found in every living cell, strongly resembles seawater. This chapter describes the general characteristics, organization, composition, and functioning of the microbial habitats—planktonic, sediment or … Aquatic organisms live in water and have adaptations to … The ancient Greek philosopher Heraclitus originated the theory that things are constantly changing -- and the saying, "The only constant is change," is attributed to him. This is the situation in the natural world organisms inhabit. They do not need adaptations to conserve water as desert plants. The Three Types of Environmental Adaptations. Forked or indented tails are seen in fish that rely on swimming rapidly for long periods of time. Water plants have no problem of water shortage. Species such as the jackknife fish (Equetus lanceolatus), high-hat (Equetus acuminatus) and some angel fishes (Pomacanthidae), have dark lines that run through the eyes.These lines may serve to hide the eyes so that other animals can not tell where the fish is looking or even if it is a fish. Some differences in locomotion between fish highlight more specific adaptations to individual ecologic niches. Mother Nature is a very stubborn character. Fish can also have disruptive markings to hide body parts. Plants modified to cope with a lack of water are called xerophytes. These papers discuss how aquatic environments may change due to global warming, how species might respond, and what management options are available. Variation of Environmental Adaptation. Aquatic organisms use adaptations, or special traits that help them survive in an environment, to stay at homeostasis, which is a fancy word for being at balance. Such adaptation may be beneficial in an era of increasingly erratic weather events. The ability to adapt to underwater environments. Microorganisms are the key components of aquatic environment. She always tries to conquer whatever harsh environment the relentless forces of our planet have managed to create, and it is in such extreme conditions where the ingenuity of the natural world can be admired most. Discuss how adaptations allowed plants to move from an aquatic environment to the variety of habitats they inhabit today. Plants which live in extreme environments have adaptations to control their transpiration rate. ... native species are adapted to extreme fluctuations (16). Aquatic environments include inland surface water, seas, and ground water. 10 Animal Adaptations To Hostile Environments. That’s what it takes for life to survive. For amphibians, limbs and lungs were two of the most important adaptations as the former helped them move around without having to depend on the buoyancy of water, and latter replaced the gills to facilitate respiration. An adaptation is a behavioral, structural, or physiological trait that increases a species’ chance of survival in a specific environment. Amphibian Adaptations. Every living thing has adapted to fit with where it lives. Victor Pintilie.