Search results for "Branches of Zoology" - New World Encyclopedia

(mechanical, physical, and biochemical) of living organisms, or to the ... Since the function of a part is related to its structure, physiology ...

glaciologist, and geologist, the husband of educator Elizabeth Cabot Cary ... In the early stages of his career, Agassiz made a name for himself ...

Sloth is the common name for any of the slow-moving, New World arboreal ... and generally hanging upside-down from branches with their long, curved claws. ...

In zoology, a horn is one of a pair of hard, pointed, often permanent ... While both a bony core and a covering of keratinous material constitute ...

Species are the basic taxonomic units of biological classification ... Jay Gould, the macroevolutionary patterns of species are typically ones ...

phylum Echinodermata, and class Asteroidea, of which there are over 1800 known ... Characteristics of sea stars include that they exhibit a superficially ...

from the Greek for spiny skin) are a phylum of marine invertebrates that are ... terrestrial representatives. Representatives of the phylum can be found at ...

Cladistics, or phylogenetic systematics, is a system of classifying ... " that represent the evolutionary tree of life. DNA (deoxyribonucleic ...

somewhat raccoon or bear-like face. A member of the Carnivora order, generally ... They generally are found in the slopes of the south of the Himalayas ...

for Bose-Einstein statistics and the theory of the Bose-Einstein condensate ... (c. 1922), which clarified the behaviour of photons (the particles of light ...

limbs, a long tail, and a unique covering of large, overlapping body scales ... Asia, pangolins are important parts of terrestrial food chains, consuming ...

Cassowary is the common name for any of the very large, flightless ... prized delicacy, despite (or perhaps because of) the risk they pose to life ...

An island or isle is a tract of land that is completely surrounded ... There are two main types of islands: continental islands and oceanic ...

migratory bird, Ectopistes migratorius, of the Columbidae family, that ... century, the species went from being one of the most abundant birds in ...

in 1755, the university has grown to be one of the largest institutions in ... whose name was later added to the name of the institution in his honor ...

The American Museum of Natural History (AMNH), located in Manhattan ... The AMNH has a collection consisting of over 32 million specimens ...

The nervous system is the network of specialized cells, tissues, and ... peripheral nervous system (PNS), consisting of all the nerves and neurons ...

flowing into the Indian Ocean. The area of its basin is 606,000 square ... Electricity is generated by two main sources of hydroelectric power ...

African mammal, Hippopotamus amphibius, of the Hippopotamidae family of ... they add greatly to the mystique and beauty of nature. Whether their reputation ...

to enhance or protect the appearance or odor of the human body. They include ... cosmetics-labeling-requirements Summary of Cosmetics Labeling Requirements ...

foundation produced by the skeletons of living organisms, a substantial ... and plant life. Known as "rainforests of the sea" and "oases ...

In biology, evidence of evolution or evidence for evolution is generally ... The theory of descent with modification postulates that all organisms ...

Snake is any of the numerous elongate, limbless, scaled, carnivorous ... The more than 2,900 species of snakes are spread across every continent ...

Canada. Founded in 1821, McGill is one of the oldest universities in ... degrees and diplomas in over 300 fields of study, including medicine. ...

Ecology or ecological science, is the scientific study of the distribution ... and biotic environment or as "the study of the structure and function ...

Elephant is the common name for any of the large land mammals comprising ... The three living species of elephants are the African bush elephant ...

It occupies a continental surface area of 1,078,000 square miles (2 ... silver, and was based upon the legend of Sierra del Plata—a mountain ...

Bluefin tuna is the common name for three of the eight species of ... is found in open southern hemisphere waters of all the world's oceans ...

Ants are insects of the family Formicidae. They, along with the related ... Ants are one of the world's most successful and diverse animal ...

Frog is the common name for any of the members of the amphibian order ... rainforests. Overall, about 88 percent of amphibian species are frogs ...

Shark is the common name for any member of several orders of cartilaginous ... Due to a short history of shark attacks on humans, most sharks inspire ...

The lion (Panthera leo) is an Old World mammal of the Felidae family ... mammal after humans. They were found in most of Africa, much of Eurasia from ...

is any heritable change in a population of organisms over time. Changes ... Similarly, the term may be presented in terms of allele frequency ...