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The Cahuilla have intermarried with non-Cahuilla for the past century. A high proportion of today's Cahuilla tribal members have mixed ancestry, especially Spanish and African American . People who have grown up in the tribe's ways and identify culturally with the Cahuilla may qualify for official tribal membership by the tribe's internal rules.
The equation, E 2 /h 2 > E 1 /(h 1 +S 1), can be rearranged to give: S 1 > [(E 1 h 2)/E 2] – h 1. This rearranged form gives the threshold for how long S 1 must be for an animal to choose to eat both prey 1 and prey 2. [5] Animals that have S 1 s that reach the threshold are defined as generalists.
As an optimal foraging model, the Ideal Free Distribution predicts that the ratio of individuals between two foraging sites will match the ratio of resources in those two sites. This prediction is similar to the Matching Law of individual choice, which states that an individual's rate of response will be proportional to the positive ...
The Agua Caliente Band of Cahuilla Indians of the Agua Caliente Indian Reservation is a federally recognized tribe of the Cahuilla, located in Riverside County, California, United States. [3] The Cahuilla inhabited the Coachella Valley desert and surrounding mountains between 5000 BCE and 500 CE. With the establishment of the reservations, the ...
The reservation includes Cahuilla, California, [6] where the Cahuilla Casino is located. [citation needed] The reservation is 18,884 acres (76.42 km 2), with 16,884 acres (68.33 km 2) owned by individual tribe members. Two thousand (8.1 km 2) belong to the entire tribe in common. [2] The reservation was first established in 1875 by Executive ...
Central place foraging (CPF) theory is an evolutionary ecology model for analyzing how an organism can maximize foraging rates while traveling through a patch (a discrete resource concentration), but maintains the key distinction of a forager traveling from a home base to a distant foraging location rather than simply passing through an area or travelling at random.
Bruce Winterhalder [16] incorporates food-sharing among groups into the diet breadth model derived from optimal foraging theory as a means to reduce risk. Risk is measured in this model as a measure of the probability that a forager's net acquisition rate (NAR) falls below a minimum value, such as a threshold for starvation.
The most important concept in the information foraging theory is information scent. [1] [2] As animals rely on scents to indicate the chances of finding prey in current area and guide them to other promising patches, so do humans rely on various cues in the information environment to get similar answers. Human users estimate how much useful ...