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 The tern is a medium-sized bird of the GULL family. Terns are usually grey and white; in spring and summer most species have a black cap. Similar to gulls in appearance, terns differ in having more pointed wings and usually a noticeably forked tail.

Exactly what constitutes a botanical garden is debated among professionals. A very conservative view is a scientific garden of this kind must be associated with a university in order to fulfill its objectives as an educational and research facility.

Coastal Marine Flora, see VEGETATION REGIONS.

Most of the world's feldspar is used in glass-making and in the production of ceramics such as wall and floor tiles and sanitaryware. It is also used to produce glazes and enamels and electrical porcelain. Feldspar occurs

Birds of prey could be defined as birds that prey on other living animals; however, the term is usually reserved for species with hooked bills and large, strong, sharp talons.

Ptarmigan are distinguished from other members of the grouse subfamily by their all-white wings.

A rock slide is a type of landslide occurring when a mass of rock moves quickly downslope.

Rodentia, largest and most common order of mammals, including 29 families, 418 genera and 1793 species. In Canada, 68 of the 163 species of terrestrial mammals are rodents.

The American robin (Turdus migratorius) is the largest and best-known member of the thrush family in Canada.

Grosbeak is a common name for large members of 2 families of birds, Cardinalidae (cardinal) and Fringillidae (finch).

  The northern sea lion, also called the Steller sea lion (Eumetopias jubatus), is the largest of the eared SEALS.

Seal is a common name given to a diverse group of aquatic, generally marine mammals of the order Pinnipedia.

The swan is a large waterfowl with an elongated neck and narrow patch of naked skin in front of the eye.

Touch-me-not, or Jewelweed, are common names for family of herbaceous plants (Balsaminaceae) of which Impatiens is the principal genus. The genus name derives from the fact that a ripe seed capsule, when touched, explodes violently, projecting seed some distance.

Bird watching is the field observation of birds. The popularity of bird watching has burgeoned, especially since WWII, assisted by increased leisure time, a rich literature of books and periodicals, more organizations and better educational, communication and travel facilities.

Oystercatcher is a name given to 11 species of large shorebirds of the family Haematopodidae.

Most early discoveries were made in artificial excavations, eg, rock quarries or coal mines.

The tissues and body fluids of animals are subject to the same types of abnormal structural and functional changes as are those of humans. Causes and circumstances may differ but the disease processes are very similar.

Dominion of Canada is the country’s formal title, though it is rarely used. It was first applied to Canada at Confederation in 1867. It was also used in the formal titles of other countries in the British Commonwealth. Government institutions in Canada effectively stopped using the word Dominion by the early 1960s. The last hold-over was the term Dominion Day, which was officially changed to Canada Day in 1982. Today, the word Dominion is seldom used in either private or government circles.

Elder, shrub of genus Sambucus, family Caprifoliaceae (honeysuckle). Elders grow up to 3 m high and spread to form thickets. About 20 species are known worldwide; 3 are native to Canada.