Final Flashcards

(44 cards)

0
Q

What are some problems with predators?

A

1) reduce livestock production in some cases

2) prey on upland birds, deer and antelope fawns, and waterfowl

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1
Q

What are the benefits of predators?

A

1) Maintain healthy ecosystems
2) Control rodent population
3) Wildfire watchers
4) may reduce density of other predators
5) Maintenance of “natural” communities

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2
Q

What are the two approaches for estimating coyote abundance?

A

1) Density Estimates

2) Relative abundance indicies

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3
Q

What are the 3 different ways to get density estimates?

A

1) Aerial counts
2) Catch-mark-release
3) Spotlight counts

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4
Q

What are the 7 ways of getting relative abundance indices?

A

1) Scat deposition rates
2) Scent station visitation rates
3) Catch-per-unit effort
4) Elicited howling responses
5) Standardized track counts
6) Road-killed coyotes
7) Harvest questionnaires and bounty payments

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5
Q

What should you take note of to determine what kind of predator it was?

A

1) position of the carcass
2) Any drag trails
3) Blood on the ground or vegetation
4) If carcass has been covered by vegetation or soil
5) obvious wounds on head, neck, and shoulders
6) examine feeding pattern
7) if the neck is broken
8) where puncutures are found

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6
Q

What are some lethal options for controlling coyotes?

A

1) Leg hold traps
2) Snares
3) M-44 Device
4) Calling and Shooting
5) Hunting with dogs
6) Aerial Hunting
7) Livestock protection collars

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7
Q

What are some alternative methods of predator control?

A

1) livestock guarding animals
2) Repellents and frightening devices
3) Aversive conditioning
4) Livestock husbandry and management practices
5) Fencing
6) Immunocontraception

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8
Q

define depredation.

A

the act or an instance of destruction, plunder, or ravaging

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9
Q

Who is the best girlfriend in the world?

A

Casey!!!

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10
Q

What are potential solutions for preventing depredation?

A

1) Frightening Devices
2) Lethal Control
3) Fencing and Netting
4) Feeding deterrents
5) Commercially available feeding deterrents
6) Summary of Repellents

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11
Q

Why is genetic variation so important?

A

1) ability to adapt over generations to environmental change

2) greater opportunity for individuals to adapt within their lifetime

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12
Q

Define genes

A

segments of heredity material that are positioned on chromosomes

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13
Q

Define Chromosomes.

A

structures that carry genes and are found in the nuclei of cells

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14
Q

Define Structural genes

A

genes that encode Amino Acid sequences or the structure of proteins

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15
Q

Define Regulatory genes.

A

control the expression of the structural genes during development or among different tissues

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16
Q

define Diploid

A

have two complete sets of chromosomes, usually one from mom and one from dad

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17
Q

define Alleles

A

copies of genes and may be alternative forms of the same gene

18
Q

define Genotype

A

specific genetic information or makeup

19
Q

define phenotype

A

actual physical expression, which is a product of genotype interacting with the environment

20
Q

define Homozygous

A

Individuals with two copies of the same allele at a particular locus

21
Q

define Heterozygous

A

two different alleles at the same locus

22
Q

define gene pool

A

all the alleles present within all individuals within a population

23
Q

what does little genetic variability mean?

A

population is less likely to adjust to changing environment

24
define Heterozygosity
different alleles at one more loci for both populations and individuals
25
define evolution
the theory that pertains to the process of continuous and gradual transformation of lines of descent from a common ancestor
26
define species
naturally occurring group of organisms that can successfully interbreed and produce fertile offspring
27
define subspecies
races are formally recognized subdivisions of a species whose members resemble one another to some extent and can interbreed but differ from other subdivisions
28
define adaptation
the change in structure, physiology, behavior, or mode of life which allows species to adjust to their environment.
29
define endangered species
species having difficulty adapting to their surroundings
30
define convergent evolution
species with different origins and histories develop similar traits and characteristics that allow them to occupy similar niches
31
define inbreeding
individuals mate with closely related individuals
32
define inbreeding depression
a reduction in fitness or vigor due to increased homozygosity, also loss in ability to adapt
33
define Outbreeding
mating with most distant relatives
34
define Hybrids
offspring resulting form the matings of parents that are genetically unalike
35
define Hybrid vigor
an increase in some phenotypic value of a hybrid relative relative to its parents, usually attributed to an increase in heterozygosity
36
define Introgression
loss of species due to hybridization
37
define Mutations
changes in the DNA of genes
38
define Chromosome aberrations
chromosomal changes resulting from deletion, duplication, inversion, and translocation
39
What can Human Dimensions studies do?
1) Offers tools that improve manager's abilities to represent the public in decision making 2) It can facilitate decisions that maximize desired consequences and societal benefits 3) It can yield the ability to predict human behavior 4) it identifies ways to affect human thought and behavior 5) They can improve accountability and cost efficiency in fish and wildlife management decision making
40
Problems that exemplify human/wildlife challenges include:
1) conflict is rampant in wildlife policy making 2) Controversy surrounds how management should respond to the growing number of conflicts occurring between humans and wildlife at the urban/wildlife interface. 3) A steady decline in the number of traditional constituents 4) non-traditional forms of recreation have been revealed as highly popular forms of recreation 5) Wildlife values are shifting from a utilitarian to a protection orientation 6) the public has been increasingly drawn into the wildlife decision arena and their level of wildlife knowledge
41
_____________ of the public remains one of the greatest challenges for the future
Education
42
how does collecting human dimensions data take place?
Surveys Focus Groups Information Dissemination
43
Important lessons learned in Human Dimensions:
1) people are important in sustaining fish and wildlife 2) there is a time when the issues and the people are ripe for a field of science to emerge 3) patience is needed 4) commitment and compassion of those involved is necessary for a long time 5) organizational leadership and ability are needed 6) communication devices are instrumental in building networks and exchanging information