Research library
🧬 The Felid Wiki — 3,000 research summaries
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12 summaries matching “puma” in Predator-Prey Dynamics on tiger
A common rule for the scaling of carnivore density
PaperCarbone and Gittleman derived a simple, general rule linking carnivore population density to the productivity of the prey base, showing across species that roughly the same amount of prey biomass supp…
Carbone, C. & Gittleman, J.L. · Science · 2002
Research overview: apex felid restoration and prey behavior recovery
OverviewA survey of how restoring large cats to systems where they were lost can rekindle anti-predator behavior in prey and reinstate top-down effects. Where prey have lived without predators, they may becom…
Research overview: carcass provisioning and nutrient cycling by big cats
OverviewAn overview of how the kills of large felids redistribute energy and nutrients through ecosystems. Carcasses and the cats' partly eaten remains create nutrient hotspots that fertilize soils and vegeta…
Research overview: facultative scavenging in big cats
OverviewA survey of the conditions under which big cats switch from hunting to scavenging, and what this means for their ecology. Although large felids lack the scavenging specializations of hyenas and vultur…
Research overview: habitat domain and the landscape of fear framework
OverviewAn overview of how the spatial scale at which predators and prey use the landscape, their habitat domains, determines the strength and form of fear effects. When an ambush felid has a narrow, predicta…
Research overview: mesopredator release following apex felid decline
OverviewAn overview of how the loss of large cats such as lions, tigers and pumas can unleash smaller predators with cascading consequences for biodiversity. When apex felids decline, the intermediate carnivo…
Research overview: nonconsumptive (risk) effects of felids on prey
OverviewA survey of how cats influence prey populations through fear and disturbance rather than direct killing. Risk effects include reduced foraging, heightened vigilance, altered habitat use, physiological…
Research overview: prey vigilance and anti-predator behavior toward cats
OverviewAn overview of the behavioral defenses ungulates and other prey deploy against felid predators, from vigilance scanning to alarm signaling and habitat avoidance. Because cats are stealthy ambush hunte…
Research overview: stalking distance and hunting-habitat selection
OverviewAn overview of how ambush felids select hunting habitat to minimize the distance over which they must close on prey undetected. Because capture success drops sharply with the length of the final rush,…
Research overview: trophic cascades initiated by apex felids
OverviewAn overview of how large cats can structure ecosystems from the top down, with effects rippling through herbivores to vegetation and beyond. By killing and frightening herbivores, apex felids such as…
The landscape of fear: ecological implications of being afraid
ReviewA decade after naming the concept, Laundre, Hernandez and Ripple reviewed how the landscape of fear had matured into a framework for understanding nonconsumptive predator effects. They synthesized evi…
Laundre, J.W., Hernandez, L. & Ripple, W.J. · The Open Ecology Journal · 2010
Trophic downgrading of planet Earth
ReviewEstes and a large group of coauthors synthesized evidence that the loss of apex consumers, including big cats, is among humanity's most pervasive influences on nature. The review marshaled cases acros…
Estes, J.A., Terborgh, J., Brashares, J.S. et al. · Science · 2011