Category Archives: Natural History

Revision of the paleogene genus glyptosaurus (reptilia,

Format: Paperback

Language:

Format: PDF / Kindle / ePub

Size: 13.36 MB

Downloadable formats: PDF

Image from Purves et al., Life: The Science of Biology, 4th Edition, by Sinauer Associates ( www.sinauer.com ) and WH Freeman ( www.whfreeman.com ), used with permission. Sociologists made free use of analogy as they borrowed heavily from the concepts of plant and animal ecology. This program is free with admission to MNHC. This pessimism is fed daily by sociobiologists who locate our failings in our genes, by antihumanists who deplore our “antinatural” sensibilities, and by “biocentrists” who downgrade our rational qualities with notions that we are no different in our “intrinsic worth” than ants.

The book of Indian birds

Format: Hardcover

Language: English

Format: PDF / Kindle / ePub

Size: 10.00 MB

Downloadable formats: PDF

But adaptive success comes at a cost: Instincts make organisms "puppets" of their environment. Finally, it was not just complex but also exhibited an independently given pattern or specification (it was not just any old sequence of numbers but a mathematically significant one — the prime numbers). Comstock (1911/1986) first advises the teacher that her handbook is intended to make the teacher familiar with the topic—the handbook is not intended to be read to, or by, children.

National Geographic Learning Reader: Green (with Printed

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 5.13 MB

Downloadable formats: PDF

The conservation of the species of these grasslands have become extremely important, because if one endangered species such as the small, speedy Northern Swift Fox went extinct, horrible effects will occur.... [tags: Ecology] Frog Extinctions as Indicators of Environmental Problems - Tiny or large, smelly or poisonous, there are many kinds of frogs and are excellent indicators of the quality of the overall environment. Well, if you were one … More The fungus is definitely among us, and this fall is a great time to get out and discover the vast … More As summer ends, some of the bigger bats of Stanley Park, like the Hoary bat (Lasiurus cinereus), will start … More On a sunny Thursday in July, HSBC staff doffed their suits and pulled on rubber boots and gloves to support the … More SPES was in attendance on July 9 at the annual Whey-Ah-Wichen Canoe Festival at Cates Park in North Vancouver.

The Natural History Bulletin of the Siam Society, Volume 24,

Format: Paperback

Language:

Format: PDF / Kindle / ePub

Size: 7.15 MB

Downloadable formats: PDF

Trends in Ecology & Evolution 6: 135-139. Easy installation, for use with existing faucet. Covens are usually all female, but some are mixed and a few are for men only. Also: a controversial medical procedure in which the organic chemical EDTA is injected into the body to chelate heavy metals from the blood. In areas with a high concentration of pines the pine needle leaf litter can lower the soil pH and make the soil more acidic. The naturalist achieves this understanding through a contemplative and reflective activity called natural history.

The new book of the dog; a comprehensive natural history of

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 10.60 MB

Downloadable formats: PDF

Policy will decide to maximize immediate economic growth at the expense of environmental disruption. One of the primary ways we encourage the development of natural history skills is by fostering the discipline of taking field notes. The botanizers: Amateur scientists in nineteenth century America. More than 50% of wetlands have been drained and converted to other ecosystems, primarily agricultural. And so I became a science writer (albeit with career prospects arguably even worse than those of a scientist), and when the time was right I founded this blog dedicated to natural history and biodiversity.

Texas Amphibians: A Field Guide (Texas Natural History

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 11.87 MB

Downloadable formats: PDF

Shelford (1877-1968), a zoologist at University of Illinois had been studying the response of animal populations to environmental changes. The formula states that the rate of change in population size (dN/dT) is equal to growth (aN) that is limited by carrying capacity (1 – N/K). Interim protection for late-successional forests, fisheries, and watersheds: National forests east of the Cascades crest, Oregon and Washington. Old Growth Forest: a relatively undisturbed forest containing many old trees and luxuriant levels of vegetation from the forest floor to its canopy.

Wilderness Essays (Peregrine Smith Literary Naturalists)

Format: Print Length

Language: English

Format: PDF / Kindle / ePub

Size: 13.52 MB

Downloadable formats: PDF

Bird relationships: Biparental care: When both parents are required for the chick to survive, "obligate" monogamy, e.g. when: Harsh environmental conditions (cold, heat, wind, etc) require one parent to stay with the chick while the other parent forages for provisions. Through the work of The Nature Conservancy and its partners, bison were reintroduced to the Conservancy’s El Uno Ecological Reserve in Chihuahua, Mexico, helping the Conservancy to restore Mexico’s once-vast prairie ecosystem.

The Harvard classics Volume 15

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 5.25 MB

Downloadable formats: PDF

Every cat is special and you want the best for her. Botanists agreed in 1905 to accept his Species plantarum (1753) and zoologists (scientists who study animals) agreed to accept his Systema naturae (1758) as the official starting points for scientific names of plants and animals. The reason for a thickness increase can be understood through reference to principles of natural selection via predation without need to reference or understand the biomolecular properties of the exterior shells. [105] Ecology and evolution are considered sister disciplines of the life sciences.

The Naturalist's Path: Beginning the Study of Nature

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 6.70 MB

Downloadable formats: PDF

If the local occurrence of principal resources varied each year, as it did among the Shoshoni Indians of Nevada, a multifamily society of permanent composition was not possible. For several decades, scholars from many disciplines have addressed religion’s role in shaping human relations to nature. Last Child in the Woods: Saving our Children from Nature-Deficit Disorder. Males compete with each other by (often ritualized) agonistic behaviors that determine which competitors gain access to resources.

The Nature of Florida

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 10.68 MB

Downloadable formats: PDF

Kuala Lumpur, Malaysia: Malaysian Nature Society, 1997. Suffice it to say that a connection exists between the technical notion of information and that of entropy, so Dembski’s argument boils down to a recasting of an old creationist claim that evolution violates the second law of thermodynamics. A kind of optical delusion of consciousness. Western religion began in the Middle East with Judaism. The story is that they agreed to keep this scandal secret, but one member told the outside world and was then expelled from their commune.