Life as a Hunter (yay.) Flashcards

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1
Q

What factors decide the best prey to hunt?

A

-amount of kcal in prey

-amount of kcal the lion spends hunting this prey (must be less than a certain amount of kcal depending on lion size)

-net energy (Energy available for total number of prey - energy cost to hunt total number of prey)

-# of lionns the need to be fed in a pride

-prey availability

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2
Q

which members are the main hunters for the pride?

A

lionesses πŸ’…βœ¨πŸ‘‘πŸ˜

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3
Q

extra facts abt them

A

uses energy even for resting metabolic rate
rests for 90% of the day
1-3 hunting events per day

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4
Q

wth is a resting metabolic rate?????????!!?!??!?

A

the amount of energy the body needs to function while resting

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5
Q

what was the worst prey to hunt alone??

A

Meerkats and zebras were the worst prey to hunt on ur own but zebra is is the best with a pride

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6
Q

why is hunting with a group better?

A

-energy cost split per hunt
-save energy
-easier to defend

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7
Q

requirements of kcal for each pride member type? (APPROXIMATE)

A

males: 17,500 kcal/day
females: 13,500 kcal/day
Juveniles: 11,500 kcal/day

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8
Q

How can you calculate the kilocalories required by an animal?

A

Kilocalorie requirement are based on an organism’s body mass, gender, level or activity, and
prey.
● Total energy cost to hunt prey = (number of prey hunted x energy cost per prey)
● Net energy gained = (number of prey hunted x total energy available) - total energy cost to
hunt prey

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9
Q

How did you figure out which prey would provide the optimal amount of energy for each lion?

A

Net energy gained per animal

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10
Q

How can you determine if hunting solo or in a group is better?

A

Hunting in a group is better because less energy per lion is spent per and lions can hunt larger and more energy-beneficial prey.

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11
Q

How do you find the mass of food you need of a certain food item to fulfill the kcal requirement of an animal?

A

Daily need (kcal)/kcal in food item x mass of food

ex. baboon
25 kg/55 lbs
518.4 kcal/day
food item mass: cantaloupe
750 g
kcal in this amount: 255
515.4/255 x 750=1524.7 g to fulfill baboon needs

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12
Q

A female lion weighs 130 kg. To maintain her weight, she must consume 104 kcal/kg of body weight each day to survive. How many kilocalories must she consume each day to maintain her body weight?

A

13,520
multiply weight by how much weight she has to consumer per day

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