'Prey species' diaporamas de présentation

Biodiversity, Species Interactions, and Population Control

Biodiversity, Species Interactions, and Population Control. Chapter 5. Core Case Study: Southern Sea Otters: Are They Back from the Brink of Extinction?. Habitat Hunted: early 1900s Partial recovery Why care about sea otters?. Ethics Keystone species Tourism dollars. Southern Sea Otter.

1.03k views • 83 slides

Biodiversity, Species Interactions, and Population Control

Biodiversity, Species Interactions, and Population Control. Chapter 5. Core Case Study: Southern Sea Otters: Are They Back from the Brink of Extinction?. Habitat Hunted: early 1900s Partial recovery Why care about sea otters? Ethics Keystone species Tourism dollars. Southern Sea Otter.

957 views • 80 slides

Chapter 5 Biodiversity, Species Interactions, and Population Control

Chapter 5 Biodiversity, Species Interactions, and Population Control. Core Case Study: Southern Sea Otters: Are They Back from the Brink of Extinction?. Habitat Hunted: early 1900s Partial recovery Why care about sea otters? Ethics Tourism dollars Keystone species. Southern Sea Otter.

1.33k views • 69 slides

Chapter 54

Chapter 54. Community Ecology. Overview: A Sense of Community. A biological community is an assemblage of populations of various species living close enough for potential interaction. All life / all populations in an area .

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Ch 53 Introduction, community ecology

Ch 53 Introduction, community ecology. A biological community consists of interacting species, usually living within a defined area. Biologists want to know how communities work, and how to manage them in a way that will preserve species and create an environment that people want to live in.

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Chapter 17

Chapter 17. Communities and Ecosystems. Interactions Among Organisms. An exotic species is a species that evolved in one region but has intentionally or inadvertently been introduced to and become established in another.

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Spatial modeling of predator-assisted dispersal

Spatial modeling of predator-assisted dispersal. Carl Leth Tanner Hill Nichole Zimmerman Colorado State University FEScUE Program, Summer 2008. Lines of Logic. Spatial dispersal of prey species Predator preference We propose to couple these two ideas through predator-assisted dispersal.

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Characteristics of Populations

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Acari Mesostigmata

Acari Mesostigmata. 1. Key for the main ACARI orders and suborders. 1-4 pairs of dorso- lateral or dorso- ventral stigmata , posterior to the coxae II Parasitiformes 2 - stigmata not visible posteriorly to the coxae II; Acariformes 3

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Trophic Ecosystem Models

Trophic Ecosystem Models. Overview. Logistic growth model Lotka volterra predation models Competition models Multispecies production models MSVPA Size structured models LeMans Ecopath Ecosim Atlantis. Logistic growth Verhulst 1838. Lotka and Volterra.

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Objective: Understand How Populations Change over Time

Objective: Understand How Populations Change over Time Key Words: Resources, Limiting Factors, Carrying Capacity. How Does Deer Population Grow Overtime?. Do Now List 2 things you learned about how the a population change over time. or

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Aaron J. Wirsing, Assistant Professor

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Owl Pellet Dissection

Owl Pellet Dissection. Five species of owls live in or pass through Maryland. Barn owls Great Horned owl Barred owls Eastern Screech owl Northern Saw-whet owl. Owls of Maryland. Barred Owl. Owls have special adaptations that enable them to hunt at night.

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Population Dynamics Houston Zoo

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6.1 Relationships in the Ecosystem

6.1 Relationships in the Ecosystem. Predators and Prey. Predator= A consumer that actively hunts other living organisms. Prey= The organism that a predator eats . Lynx and Snowshoe Hare. Predator and prey population sizes are closely linked.

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The impact of reintroduced wolves on the elk population in Yellowstone (proposal)

The impact of reintroduced wolves on the elk population in Yellowstone (proposal). Hunter Roberts. Wolves in yellowstone.

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The Wolf and the Web of Life

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The Siberian Tiger

The Siberian Tiger. Facts about the Siberian tiger. They are the only cats that are not afraid to go fully underwater. They have the largest teeth in the cat family since the saber tooth tiger. The claws are kept in when resting or walking. Long, sharp claws spring out when hunting.

947 views • 5 slides