Bald eagle biome outline

Essay by lance039Junior High, 7th grade June 2004

download word file, 1 pages 3.0

Downloaded 31 times



III-Relation Ship Among Population

IV:Predators and Prey

V-Populattion Density/Competition/Limiting Factors


A.Extremely cold climate

B.Low biotic diversity

C.Short season of growth and reproduction

D.low shrubs, sedges, reindeer mosses, liverworts, and grasses

E.Birds: grouselike birds

II.Climate-Extremely cold climate

A.Taiga is located in the northern hemisphere, encircling the north pole and extending south to the coniferous forests of the taiga

B.The growing season ranges from 50 to 60 days

C.The average winter temperature is -34° C (-30° F), but the average summer temperature is 3-12° C (37-54° F) which enables this biome to sustain life.

D.Soil is formed slowly

E.A layer of permanently frozen subsoil called permafrost exists, consisting mostly of gravel and finer material. When water saturates the upper surface, bogs and ponds may form, providing moisture for plants

III. Relationship Among Population-Bald Eagle

A.Bald Eagles defend territories against conspecifics during the breeding season

B.Bald Eagles steal food from Ospreys (Pandion haliaetus)

C.Bald eagles harass and are harassed by Golden Eagles (Aquila chrysaetos)

D.other raptors

E.and corvids (Corvidae)

IV-Predators and Prey

A.Eagles sit at the top of the food chain

B.Bald eagles will take advantage of carrion (dead and decaying flesh).

C.Bald eagles do not have to eat every day

D.It helps the environment by eating a variety fish and other animals.

E.The Bobcat is a predator of the eagle

V.Population Density/Competition/Limiting Factors

A.There are 70,000 Bald eagles in alaska and 8 eagles per square mile

B.The freezing condition of the tundra has resulted in animals with thick fur, lots of body fat, and small ears. Animals in a desert will have large ears, like the elephant, to disperse body heat.

C.Ermine eat small mammals such as the bald eagle

D.The Red tailed hawk eats rodents like the bald eagle

E.The highest population density of brown bears...