horse characteristics Flashcards

1
Q

classification

A
class-mammalia
order-perrisodactyla
Family-equidae
Genus-equus
species-caballus
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2
Q

mature male

A

stallion

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3
Q

mature female

A

mare

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4
Q

castrated male

A

gelding

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5
Q

young male

A

colt

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6
Q

young female

A

filly

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7
Q

new born

A

foal

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8
Q

act of giving birth

A

foaling

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9
Q

birth weight (lbs)

A

100-120

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10
Q

mature weight (lbs)

A

900-1100

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11
Q

age at physical maturity (yrs)

A

4-5

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12
Q

typical life span (yrs)

A

25

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13
Q

growth rate

A

1.4 lbs/day

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14
Q

age at puberty

A

12-18 months

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15
Q

duration of estrus

A

5-7 days

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16
Q

duration of estrous cycle

A

20-22 days

17
Q

gestation length

A

337-344 days

18
Q

monotocous or polytocous

A

mono

19
Q

litter size

A

1

20
Q

number of teats

A

2

21
Q

erectile mechanism

A

erectile tissue

22
Q

induced or spontaneous ovulator

A

spontaneous

23
Q

placenta type

A

diffuse

24
Q

uterine structure

A

bipartite

25
Q

breeding season

A

late winter/spring

26
Q

number of chromosomes

A

64

27
Q

ruminant or monogastric

A

monogastric

28
Q

when domesticated (years BP)

A

6000

29
Q

where domesticated

A

central asia

30
Q

dental formula

A

3.1.4.3/3.1.3.3

31
Q

premolar/molar structure

A

hypsodont

32
Q

vertebrae (ce:t:l:s:ca)

A

7:18:6:5:15

33
Q

carpal nunber

A

8

34
Q

metacarpal number

A

1 (+2 splint bones)

35
Q

tarsal number

A

6

36
Q

metatarsal number

A

1 (+2 splint bones)

37
Q

limb posture

A

unguligrade

38
Q

leading state in production

A

kentucky