What is the word Rattus?
What is the word Rattus?
: a genus of rodents of the family Muridae that comprise the common rats and are distinguished from members of the closely related genus Mus by bevel-edged upper incisors and comparatively large second and third molars.
What does the black rat do?
As pests, they are known to consume crops, destroying farms and fruit trees. Furthermore, they simply destroy what they don’t eat. The ‘Black Death’ or bubonic plague, which took millions of human lives in the medieval times, was spread by the Black rats.
How long do ship rats live?
12 monthsIn the wild
Black rat/Lifespan
How many litters can a Rattus rattus produce?
Females can produce up to 5 litters in one year. The gestation period ranges between 21 and 29 days, and young rats are able to reproduce within 3 to 5 months of their birth. Neonates are altricial, like most rodents, and their eyes do not open until 15 days of age.
Is the Rattus rattushouse rat native to India?
Rattus rattushouse rat(Also: black rat; roof rat; ship rat) By Heather Gillespie. , is found on all continents of the earth. Although the species is believed to be native to India and possibly other Indo-Malayan countries, it has been introduced through human travel overseas to all continents.
What kind of rat is brown with teats?
Rattus norvegicus (brown rat); adult, feeding on seed dropped from a bird feeder. Pennington Flash, nr Leigh, Lancashire, UK. February, 2009. Rattus norvegicus (brown rat); female, showing teats and genital area. Rattus norvegicus (brown rat); female, showing teats and genital area. Rattus species comparison; (a) Rattus rattus (black rat).
Are there two different types of R.Rattus?
The work of Yosida (1980) and his co-workers has shown that there are two forms of R. rattus (differing in chromosome number). The more widespread oceanic form is found in Europe, the Mediterranean region, America, Australia and New Zealand.