ENWC 201 Midterm Textbook Questions With Verified Answers

ENWC 201 Midterm Textbook Questions With Verified Answers Define lifelong monogamy Individuals pair with a single mate for that breeding season and for all other seasons as long as they are both alive Define serial monogamy It is a specific case of monogamy where individuals pair with only a single mate during a breeding season, but that mate changes during each season. How do desert species minimize water loss? Animals can minimize water loss by reducing water content of feces and urine volume, and by increasing urine concentration How do hunters contribute to conservation? Remove predators What are some ways that disease can be managed and mitigated? Provide enough resources, reducing stress What are the costs and benefits of defending a territory? Benefits: access to resources (food, limited nutrients, dens, nests, mates, space) Costs: lost time, lost opportunities elsewhere, energetic costs, and catastrophic risk of territory loss. What are the deterministic factors that affect population dynamics? Habitat Quality: highly species specific, varying across the landscape for each species in accordance w the availability of different resources Predation: Direct consumption, with the degree of their impact depending upon the rate of predation, which individuals are kills, and whether predation is additive or compensatory Disease: with outbreaks exacerbated by factors such as population density, specific environmental conditions or rare pathogen exposure Other Interspecific Interactions: arising from the shared use of a finite resource Anthropogenic Effects: impacts from humans; human population growth, development, and per capita consumption that result in habitat loss, degradation and fragmentation, pollution, the intro of nonnative species What are the different types of water developments used for wildlife? Precipitation catchments: harvest rain or snow, storing water for future wildlife • Guzzlers: most common; capture rainwater on a natural surface or constructed apron • Tinajas: occur in many desert mountain ranges