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Conceptos básicos de Ecología

Este vídeo integra los conceptos y puntos fundamentales que se estudian en Ecología (poblaciones, comunidades, ecosistemas).

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Nuestra galaxia – La Vía Láctea (Educatina)

De observar solo una nube brillante en el cielo nocturno, a darse cuenta de que es un conglomerado de estrellas en la que nuestro Sol es solo una de ellas. Y de creer que la Vía Láctea e ...

Keystone Species

"A keystone species is a species which maintains the balance and diversity of its community. Often keystone species are predators which check the population of other species that might otherwise beco ...

Symbiotic Relationships

"Symbiotic relationships are the relationships organisms in a community have with one another. Types of symbiotic relationships includes mutualism, parasitism, predation and commensalism. In mutuali ...

Food Web

"A food web is a diagram that shows all the pathways of energy flow in a community. The food web is similar to a food chain in that it depicts organisms which eat each other. However, a food web is m ...

Food Chain

"A food chain is a diagram which depicts the series of organisms which eat each other, starting with a producer (generally a plant) and ending with the apex species. It is useful to think of food chai ...

Ecology Overview

"Ecology is the study of the interactions between organisms and the environment. There are various scales of study in ecology, the largest being at the level of the ecosystem, the next being at the le ...

Ecological Pyramids

"Ecological pyramids are diagrams which show the abundance of organisms at each trophic level along the food chain of an ecosystem. The shapes of ecological pyramids are somewhat triangular in ...

Predation

"Predation is the consumption of one organism by another. Predation occurs when one organism benefits from killing another. Herbivores, parasites, and parasitoids can also be considered predators." Fu ...

Climate Definition

"Climate is defined as the long term patterns of temperature, humidity, wind, etc. in an area. People often confuse climate with weather. Weather is considered a temporary state while climate is the o ...

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