MOD 3 - COURSE 3 - PT 3 - HAMSTERS Flashcards
What are some species of hamster
- golden/syrian - largest
- chinese hamster
- dijungarian hamster
- armednian hamster
what are the cheek pouches used for in hamsters
- sac of thin epithelial tissue on side of the pharaynx to extend th echeek -
- used for storing food, bedding or hiding neonates
what are the cheek pouches of hamster models for?
circulatory function
cytogenic - genetic stduies
tumour/tissue transplants
dental cavities
whats the flank organ of hamsters
- scent gland
what are the flank organs like in male and female hamsters and what are they used for
- right and left dorsateral flanks
- males = dark colour with black bristly hairs
- females = hairs = soft
- most likely used for sexual attraction
what is the body weight of adult and newborn golden hamsters
- 80-120g, 8-12g
avg body temperatures of golden hamsters
- 37-38
what is the average heart rate of golden hamsters
250-600bpm
what is the respiration rate of goldne hamsters
35-120 breaths per minute
what is the daily food adn water intake for goldne hamsters
10g/100g body weight
10ml/ 100g body weight
what is a description of the urine of golden hamsters
- thick milky fluid
what is the avg lifespan of golden hamsters
- 1.5-2 years
how do you differentiate between male and female hamsters
adult males = large testes - give posterior end and more pointed appearance
what different mating systems are there for hamsters
- hand mating - if in oestrous - then 1F:1M mating occur in 5 mins then removed
- intermittent mating - females placed with 1/2 M for 1 week - seperated for birth
- harem mating - severale males with large number of females
female hamsters behaviour with breeding and their pups
- may hide young cheek pouch
- DO NOT disturb pups for one week
- females can eat their first litter
when do hamsters achieve sexual maturity
42-70 days
what are the hamsters oestrous cycle stats>
4 days, no fertile postpartum period
what is the gestation of female hamsters
15-16 days
what is the normal litter size of hamsters
5-10
what is the weaning age of hamsters
21 days - but they begin to eat solid food at 7-10 dats
what are some noraml behaviours of hamsters
- nocturnal
- agressive when startles
- females are dominant over males
- hibernation aoocurs when room = 5’C
