Adaptation and survival by Susan Glass
By Susan Glass
This ebook explains how species have tailored to their atmosphere through the years with a purpose to survive.
summary: This booklet explains how species have tailored to their setting over the years which will live to tell the tale
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Additional resources for Adaptation and survival
Example text
Some animals also use this light to frighten predators or even to camouflage themselves. Black dragonfish, jellyfish, copepods, krill, and some types of plankton and bacteria are bioluminescent. Most fish swimming near the ocean bottom are predators with big mouths and oversized stomachs. Some swim around with their mouths wide-open all the time, hoping to scoop up any available food. Anglerfish and some eels have huge stomachs that can hold prey larger than the fish themselves. This helps them fill up when they can.
On some cactuses, these spines may also help it endure dry desert conditions by collecting morning dew. Plant Carnivores Some plants can’t get the nutrients they need from the land, so they have adapted to eat meat (bugs). The Venus flytrap has leaves that snap shut when an insect lands on them. Venus flytrap Then the plant digests the bug to get the nutrients it needs. The pitcher plant has pitcher-shaped leaves filled with liquid. The plant has a sweet smell that attracts bugs. When they land on the plant, they slide down the slippery insides of the “pitcher,” drown in the pool of liquid, and get digested by the plant.
HB indicates hardback. 45 46 adapt (uh DAPT) to change in order to survive in an environment adaptation (ad ap TAY shuhn) characteristic that helps an organism survive in its environment algae (AL jay) organisms that live in water and make their own food through photosynthesis (see separate entry for photosynthesis) alpine (AL peyen) relating to a cold upper mountain environment bacteria (bak TEER ee uh) single-celled organisms camouflage (KAM uh flahzh) adaptation that animals use to blend into their environment; protective coloring copepod (KOH puh pahd) tiny freshwater or ocean animal with a hard shell and jointed legs that lives among plankton (see separate entry for plankton) environment (en VEYE er muhnt) set of conditions found in a certain area; surroundings evolution (ev uh LOO shuhn) process by which species change over time extinct (ex STINKT) having no members of a species alive habitat (HAB i tat) place where an organism lives hibernation (heye ber NAY shuhn) sleeplike state that animals go into during the winter immune (im YOUN) not affected by; protected from mammal (MAM uhl) warm-blooded animal that feeds its young with milk from the mother mate (mayt) to come together to reproduce (see separate entry for reproduce) migration (meye GRAY shuhn) movement from one area to another and back again to adapt to changing environments mimicry (MIM uh kree) resembling another animal offspring (AWF spring) new organism; child organism (OR guh niz uhm) living thing photosynthesis (foh toh SIN thuh sis) process by which plants use energy from the Sun to make food phytoplankton (feye toh PLANK tuhn) type of plankton that uses the Sun to produce food (see separate entry for plankton) plankton (PLANK tuhn) tiny organism that floats in a body of water pollen (PAH lin) powdery substance produced by plants that contains one of the materials necessary for reproduction (see separate entry for reproduce) predator (PRED uh ter) animal that hunts other animals for food prey (pray) animal that is hunted by other animals for food reproduce (REE pruh doos) to make more organisms of the same species rodent (ROH dent) gnawing animal species (SPEE shees) group of living things that resemble one another and can reproduce to form more members of the group variation (vair ee AY shuhn) difference in an organism within a species 47 adaptation (definition of), 6–7 migration, 26 adaptations to the cold, 37–39 mimicry, 28 adaptations to the desert, 41–42 natural selection, 11–12 adaptations to the ocean floor, ocean animal adaptations, 15–19 39–40 ocean zones, 14–15 camouflage, 26–27 plant adaptations, 29–36 Darwin, Charles, 8–13 for protection, 34 evolution, 8–13 for reproduction, 35–36 freshwater animal adaptations, leaves, 31–32 20–21 parasites, 33 roots, 30 freshwater plant adaptations, stems, 30 species (definition of), 4–5 19, 21 hibernation, 37 land animal adaptations, 22–28 48 for food, 22–23 for protection, 24–25 survival of the fittest, 13 Earth and Space Strands Amazing Space Earth Explorations The Weather Report Physical Science Strands Energy Works!