nitrogen oxides elicit antipredator responses in juvenile channel catfish, but not in convict cichlids or rainbow trout: conservation of the ostariophysan alarm pheromone
In most cases, chemical cues from predators are important triggers for those ... recognition of predators by tadpoles of the American toad, Bufo americanus. ...
... to the helper is greater than the benefit gained by that help. ... Benefits. Antipredator effects (vigilance, mobbing, etc.) Increased ... or cheat. ...
Blue jays and monarch butterflies. Caterpillar obtains poison from milkweed. ... Examples: brittle stars, butterflies, moths, echinoderms, and gastropods. ...
Outline for this week Population growth - exponential/geometric Stochasticity and population growth Population growth - logistic Allee effects and population growth
Community and Ecosystem Ecology Chapter 20 * * * * * * Figure 20.25 A terrarium ecosystem * * Figure 20.32 The carbon cycle Community Ecology Species living in same ...
... of the predator and parasite at the expense of the ... Parasite derives nourishment from a host, and may use host as habitat and mode of transmission. ...
Title: A View of Life Author: Valued Gateway Client Last modified by: Crow, Trey Created Date: 12/9/2002 2:36:15 AM Document presentation format: On-screen Show (4:3)
Predators include lions, whales that filter feed, parasites that draw blood from ... provides a home for the ant Pseudomyrmex ferruginea, in swollen acacia thorns. ...
Title: Class Amphibia Author: tstewart Last modified by: tstewart Created Date: 11/23/2004 5:22:08 PM Document presentation format: On-screen Show Company
How free are animals to move between groups in the real world? ... Social Structure and Helping Behavior in Captive Elephants, Zoo Biology, vol. 19, pp447 459. ...
types of (behavior)? 3. Does individual variation in behavior relate ... Physiological correlates of locomotory performance in a lizard: an allometric approach. ...
Acquire food in short period of time. Contend with competitors. Avoid predators ... Acquire food in short period of time. Avoid predators. Resolve conflicting demands ...
Achieving performance improvement information problems and ... A springbok stotting or pronking. 40. Making scrutiny of performance a success issues ...
Quantitative Inheritance - Pt.2 Chapter 8 Offspring-parent regression for height in humans (and why it s called regression) (Fig. 8.11d) Assumptions of offpring ...
In those cases, the optimum genotype is likely to be one that ... Carp are very plastic. Generation. Body Mass (g) 30 grams. 67 grams. The longest- running ...