Small Mammals 1 - Taxonomy, Anatomy and Physiology Flashcards
1
Q
what are lagomorphs?
A
rabbits,m hares, pikas
2
Q
what are glires? what is their masticatory apparatus?
A
- Glires is a clade (sometimes ranked as a grandorder) consisting of rodents and lagomorphs (rabbits, hares, and pikas).
- Gliroid mammals present one of the most specialized patterns of the mammalian masticatory apparatus, characterized by separate incisors for biting (gnawing) and cheek teeth for chewing.
3
Q
rodents masticatory characteristic
how many mammals are rodents?
A
- Rodents are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents.
4
Q
lagomorphs masticatory characteristics? diet? paw pads?
A
- Lagomorphs have two pairs of incisors in the upper jaw, a single pair in the lower jaw, and all their teeth (incisors and cheek teeth) are continuously growing. They are strictly herbivorous. They also have no paw pads.
5
Q
carnivorous mustelids
A
ferrets
6
Q
erinaceids
A
hedgehogs
7
Q
marsupial diprotodonts
A
sugar gliders
8
Q
rabbit breeds
- which is domestic?
A
- Oryctolagus cuniculus is commonly called a European rabbit or Old-World rabbit.
- It is the only domesticated rabbit species.
<><> - As of 2017, there were at least 305 breeds in 70 countries around the world.
- Variations include size and body shape, coat type (including hair length and
texture), coat color, ear carriage (erect or lop), and ear length. - There are also several color variations of these breeds.
9
Q
rabbit breeds
A
holland lop, lionhead, mini lop, mini rex, dutch, flemish giant, netherland dwarf, english angora, californian, ……
10
Q
domestic guinea pig latin name, what type of animal / taxonomy?
A
- The domestic guinea pig (Cavia porcellus) is classified as a New World hystricomorph rodent belonging to the family Caviidae.
- It is not found naturally in the wild and is likely descended from closely related species of cavies
- Descended from closely related native SA species
- Many breeds (domestication ~ 5000 BCE)
11
Q
satin variants of guinea pigs have what characteristic?
A
- Hollow hair shafts – special gloss and shine
- Recessive genes, also responsible for osteodystrophy
12
Q
what are chinchillas? taxonomy?
A
- Hystricomorph rodents belonging to the family Chinchillidae.
- There are two species of chinchilla
- Short-tailed chinchilla (Chinchilla chinchilla).
- Long-tailed chinchilla (Chinchilla lanigera).
13
Q
degu taxonomy
A
- Octodon degus
- Common degu
- Hystricomorph rodent
- Family Octodontidae
14
Q
domestic rat taxonomy, breeds? types?
A
- The fancy rat (Rattus norvegicus domestica) is the domesticated form of Rattus norvegicus, the brown rat, a myomorph rodent belonging to the family Muridae, and the most common species of rat kept as a pet.
- Since it is a subspecies, there are no distinct breeds.
- Any individual rat may be defined in one or more ways, by its color, coat, marking, and non-standard body type.
15
Q
mouse taxonomy, types kept as pets
A
- The fancy mouse (Mus musculus domestica) is a domesticated form of the house mouse (Mus musculus), a myomorph rodent belonging to the family Muridae.
- Variety in color, coat, and markings.
- Myomorphrodent
- Family Muridae
- No distinct breeds, but types
