784 results found

Search Results for: animals

Lotic Communities & Animals

A running water environment offers numerous microhabitats that simulate favorable conditions for many types of animals to... Read More

Animal

Animal Definition An animal (plural: animals) refers to any of the eukaryotic multicellular organisms of the biological... Read More

Still Water Animals

Through millions of years of evolution, animals living in an aquatic environment have diversified to occupy the ecological... Read More

Primitive Animals

Incorrect taxonomic classifications deemed organisms to be either animals or plants, in the Plantae or Animalia kingdoms... Read More

Arboreal

Arboreal Definition Arbor is a Latin word meaning "tree". Thus, arboreal means "related to or pertaining to trees". The... Read More

Triploblastic

Triploblastic Definition A triploblastic animal had three main layers of tissue during embryonic development. The central... Read More

Kingdom Animalia

Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Taxonomy

Taxonomy Definition The term "taxonomy" was developed from two Greek words, "taxis," meaning arrangement, and "nomia,"... Read More

Hallucination – Are we the only ones “seeing” things or animals hallucinate, too?

Hallucination is defined as perceiving something that seems real but in fact, it is not. Some references take it as a... Read More

Biotic factor

Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Freshwater Lentic Communities & Animals

Plants that live partially or completely submerged in water are deemed hydrophytes. A form of symbiosis occurs with these... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Biome

Biome Definition What are biomes? There is no universal definition of biomes. But biome definition in biology of different... Read More

Plant

Plant Definition (botany) Any of the eukaryotic organisms of the biological kingdom Plantae, characterized by being... Read More

Fundamentals of Space Biology: Research on Cells, Animals, and Plants in Space (Space Technology Library)

Fundamentals of Space Biology: Research on Cells, Animals, and Plants in Space  ... Read More

Temperature Regulation in Animals

Control of Temperature in Homeotherms Animals capable of temperature regulation within a given range are deemed homeotherms... Read More

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Hermaphrodite

We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More

Living things

Living Things Definition A living thing pertains to any organism or a life form that possesses or shows the characteristics... Read More

Organism

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and... Read More

Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More

Traits

Traits Definition "Trait" is a rather well-known word in the English language. What does trait mean? A trait is defined... Read More

Biosphere

What is biosphere? The biosphere is that part of the Earth where living things thrive and live. It is the portion of the... Read More

Stimulus

We can detect hot or cold environments using our sense of temperature. When the temperature is too hot, sweating... Read More

Commensalism

Commensalism Definition What is commensalism? Literally, commensalism is a Latin word that means ‘to eat at the same... Read More

Intracellular digestion

Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, they are... Read More

Metabolism

Metabolism Definition What is metabolism in the body? Metabolism encompasses the various biochemical processes, reactions,... Read More

Heterotroph

Heterotroph Definition What is a heterotroph? Does a heterotroph make its own food? In biology and ecology, a heterotroph... Read More

Growth

Growth Definition What is growth in biology? Growth is the irreversible increase of an organism’s size over a given... Read More

Community Patterns

By: Maria Victoria Gonzaga In the previous lesson, we learned what a population is, its attributes, and processes... Read More

Physiological adaptation

If we look over evolutionary history, we find that it’s neither the most genius and intelligent nor the strongest and the... Read More

Parasitism

Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More

Trophic level

In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Terrestrial animal

Definition noun, plural: terrestrial animals Any animal that lives, grows and reproduce on terrestrial (or... Read More

Incomplete dominance

Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More

Life

Life Definition Life is a characteristic of a living organism that distinguishes the latter from a dead organism or a... Read More