climate change effects on predator/prey interactions: how can we ...
climate change effects on predator/prey interactions: how can we ... climate change effects on predator/prey interactions: how can we ...
Conflicting results in Sierra Nevada Within Genus (Neotoma spp.; Moritz et al. 2008) • Large-eared woodrat showed no
Idiosyncrasy in our thinking and our data Conflicting paradigms 1. Ambient temperature and animal physiological constraints influence species susceptibility to extinction (McDonald and Brown 1992) • True for species constrained in distribution, e.g. high montane mammals 2. Animal distributions influenced by habitat
- Page 1 and 2: CLIMATE CHANGE EFFECTS ON PREDATOR/
- Page 3 and 4: Mean monthly minimum temperature: Y
- Page 5: Animals adapt on a species level Su
- Page 9 and 10: Prey population cyclicity Cyclicity
- Page 11 and 12: Prey abundance and owl reproductive
- Page 13 and 14: Spotted Owl Diets: Yosemite Woodrat
- Page 15 and 16: How does idiosyncratic prey respons
- Page 17 and 18: ADAPTIVE RESEARCH WORK TOGETHER •
- Page 19 and 20: Adaptive Research Framework 2. Prio
- Page 21 and 22: Salient points GIVE ANIMALS ROOM TO
Idiosyncrasy in our thinking and our data<br />
C<strong>on</strong>flicting paradigms<br />
1. Ambient temperature and animal physiological<br />
c<strong>on</strong>straints influence species susceptibility to<br />
extincti<strong>on</strong> (McD<strong>on</strong>ald and Brown 1992)<br />
• True for species c<strong>on</strong>strained in distributi<strong>on</strong>, e.g. high<br />
m<strong>on</strong>tane mammals<br />
2. Animal distributi<strong>on</strong>s influenced by habitat <str<strong>on</strong>g>change</str<strong>on</strong>g>s<br />
not physiological c<strong>on</strong>straints (Johnst<strong>on</strong> and Schmitz 1997, Moritz et al. 2008)<br />
• Habitat quality directly linked to populati<strong>on</strong> dynamics for<br />
herbivores, aka PREY<br />
• Prey populati<strong>on</strong> dynamics highly correlated to <strong>predator</strong><br />
populati<strong>on</strong> dynamics
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