Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Ecology of Mammals > Ch. 21 - Chiroptera > Flashcards

Ch. 21 - Chiroptera Flashcards

1
Q

This mammal order contains bats

A

Order Chiroptera

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How many species are in Order Chiroptera?

A

1,300

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Bats have a global distribution except these regions

A

Polar regions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Bats have the greatest degree of this of all mammal orders

A

Specialization

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are the five primary areas of specialization of bats over other mammals?

A

Flight; Nocturnality; Torpor; Nutritional diversity; Echolocation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Is bat flight typically fast?

A

No

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Is bat flight typically highly maneuverable?

A

Yes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Greater mobility gives bats an advantage in this

A

Foraging

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Bats can do this almost every night, sometimes many miles

A

Migration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Bats can exploit this type of environment

A

Arid/xeric

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What are three reasons why bats only fly at night?

A

To avoid heat load from solar warming; To avoid predators; Access to prey

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Only these bat species undergo torpor

A

Temperate species

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Torpor eliminates the need for this

A

Migration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

This is energetically expensive for bats

A

Arousal from torpor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

This type of diversity is very high in bats

A

Nutritional diversity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are five feeding strategies of bats?

A

Insectivory; sanguinivory; frugivory; carnivory; nectarivory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What are two types of animals typically eaten by carnivorous bats?

A

Frogs and fish

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Echolocation is made up of these types of pulses

A

High frequency pulses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Are echolocation pulses audible to humans?

A

No

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

To produce echolocation pulses, this constricts around the larynx

A

Cricothyroid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is the minimum size of object that bats can detect with echolocation?

A

< 0.06

22
Q

What are four features of an object that bats can detect?

A

Size, shape, texture, motion

23
Q

What is the return rate of bat echolocation?

A

6/1000 s

24
Q

How many bat suborders are there?

A

2

25
Q

This bat suborder contains large, old world fruit bats

A

Megachiroptera

26
Q

These megachiropterans have long snouts and large eyes and resemble canines

A

Flying foxes

27
Q

This bat suborder contains smaller bats

A

Microchiroptera

28
Q

Which suborder of bats is more diverse?

A

Microchiroptera

29
Q

Which bat suborder uses echolocation?

A

Microchiroptera

30
Q

Which bat suborder has long snouts and large eyes?

A

Megachiroptera

31
Q

Which bat suborder lacks a tragus?

A

Megachiroptera

32
Q

Which bat suborder has nose/facial ornamentation?

A

Microchiroptera

33
Q

How many microchiropteran families are in North America?

A

47

34
Q

How many microchiropteran families are in Oklahoma?

A

23

35
Q

What are the three bat families found in Oklahoma?

A

Vespertillionidae, Molossidae, Phyllostomidae

36
Q

This bat disease is caused by a cold-weather fungus

A

White Nose Syndrome

37
Q

What is the optimum temperature range for WNS fungus?

A

5-14 degrees

38
Q

What is the optimum humidity for WNS fungus?

A

> 90% humidity

39
Q

From which continent did WNS originate?

A

Europe

40
Q

WNS causes this on bats’ noses and wings

A

Necrosis scarring

41
Q

In how many species has WNS been detected?

A

18

42
Q

How many bats have died from WNS?

A

Over 8 million

43
Q

What are four ways WNS negatively impacts bats?

A

Failure to ovulate; Decreased body weight; Suppressed immunological response; Variant/aberrant behavior

44
Q

How high of a mortality rate from WNS do some bat hibernacula have?

A

90-100%

45
Q

What are two bat species that have become endangered because of WNS?

A

Tri-colored and little brown bat

46
Q

After WNS, what is the second major threat to bats?

A

Wind energy

47
Q

What are two causes of bat mortality by wind turbines?

A

Impact and barotrauma

48
Q

This is plant pollination by bats

A

Chiropterphily

49
Q

How many plant genera rely exclusively on bat pollination?

A

130

50
Q

What agricultural parasite do bats help to keep in check?

A

Corn earworm

51
Q

What is the global monetary impact of bats on the corn industry?

A

$1 billion

52
Q

What is the global annual economic impact of bats on agriculture?

A

$27 billion

Ecology of Mammals (21 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions