no it is not sick it is in heat
It maybe that it has given itself a nip, when it was cleaning itself; but to be on the safe side give the veterinarian a call, I had one that had a prolapsed womb, they do not bleed when on heat.
The smallest hamster is a robo hamster.
no.
Well If it bit you its probably checking your personality or thinking its food. The bite shouldn't be taken seriously if it isn't bleeding.
Phodopus roborovskii
it doesnt hate you it is how you treat it
probably because it it scared or trying to communicate with you or another hamster
because its robo or robotic it has no blood only wires.<("<)
It might be a winter white or a Russian dwarf or a robo hamster.
Petco or pet smart (pet place)
Robo dwarf hamsters can run up to 6 miles per hour.
No, they cannot breed together because they have to be the same breed. . . Or you might end up with one dead hamster.
No, because they are insanely quick, and will get loose in your house.