Pets Flashcards
What was the first animal domesticated? What animal followed closely years later?
dogs; cats
What animal is considered the most loyal to humans? Where?
dogs; around the world
What countries lead in dog populations?
US, Brazil, China, Japan, and Russia
What nations tend to have higher dog populations?
more affluent nations compared to more poor nations
What countries lead in cat populations?
US, China, Russia, Brazil, and France
What does OTC stand for?
Over the counter
What things are money spent on in relation to pets?
food, supplies and OTC medications, veterinarian care,, live animal purchases, other services such as grooming and boarding
Are there more Cats or Dogs in the US?
cats
When were dogs domesticated?
10,000-12,000 years ago
What animal were dogs domesticated from?
Wolves
Where did domestication happen? Examples?
all over the world over a long period of time; Arabian, Chinese, Indian, European
What are the two theories of dog domestication?
Human domestication of the wolf and self-domestication
Explain the theory of human domestication?
Humans took wolf pups and brought them home and raised them, becoming close to humans and eventually changed overtime as humans began to select parents of next generation. This selection changed the genome of the dog. They kept selecting for docility.
Explain the theory of self-domestication?
Wolves saw they could benefit from humans and obtain food, and over time became closer to humans and yielded to human leadership. This theory is correct.
How do dogs express emotion?
changes in body posture and facial expressions
How do dogs express play?
bow
How do dogs express active and passive submissive greeting?
tail wags, ears fold back, weight transferred to hind legs
How do dogs express submission?
roll over and show belly and genitals
What is a female dog called?
Bitch
What is a male dog called?
Dog
What is the mother of a litter called?
Dam
What is the father of a litter called?
Sire
What are young dogs called?
Pups
What is the process of giving birth?
Whelping
How many dog breeds are there?
350-400
How many dog breeds are recognized by AKC?
150
What is the AKC?
American Kennel Club
What are some dog breeds?
Labrador Retriever, German Shepherd, Golden Retriever, French Bulldog, Bulldog, Beagles, Poodle, Rottweiler, Yorkshire Terrier, German Shorthaired Pointer
Is there a difference in the amount of male and female dogs owned in the US?
no, it’s about the same
What percent of owned dogs are spayed or neutered?
85%
What percent of US households own 1 dog at least?
48%
What percent of owned dogs were adopted from shelters?
22%
Where have a lot of dogs been imported from for adoption? Where else?
Puerto Rico; Mexico, Taiwan, and other Asian countries.
What senses do dogs have?
sight, taste, hearing, touch, smell
What do cones do?
allow you to see color
How many cones do dogs have compared to humans?
spread out more and less
How many types of cones do humans have? What kind?
3; red, blue, green
How many types of cones do dogs have?
2; blue and yellow
What do rods do?
allow you to see at night
How many rods do dogs have compared to humans?
more
What type of cone do dogs have?
horizontal slit
What type of cone do humans have?
optic fovia
What is tapetum?
a reflective surface that allows for seeing at night
Do dogs or cats have a larger tapetum?
cats
How does tapetum in dogs in cold environments compare to dogs in warmer?
have less tapetum
What diopter do dogs have?
1-2
What hz do dogs have?
75 Hz
How does dog visual acuity compare to humans? What does this mean?
less; they cannot see as far
What is frequency?
pitch
What is frequency measured in?
hertz (hz)
What is amplitude?
volume
What is amplitude measured in?
decibel (dB)
What are the auditory ossicles?
3 tiny bones in the ear
What bones make up the auditory ossicles?
malleus (hammer), incus (anvil), stapes (stirrup)
What is another name for the ear drum?
tympanic membrane
What order does sound pass through the ear?
auricular cartilage, vertical canal, horizontal canal, tympanic membrane, middle ear cavity containing auditory ossicles and cochlea,
How many times further do dogs hear compared to humans?
4x
What frequency range can humans hear?
65-12,000 hz
What frequency range can dogs hear?
65-(47,000-65,000 hz)
What frequency range is a dog whistle?
20,000-25,000 hz