Where humans infect animals and vice versa in strict rotation, e.g. the beef tapeworm.

Direct transfer from animal to human, e.g. Cheyletiella mites from an infested lap-dog.

Goat Tissue Vaccine (GTV) is used against?

It is an increase in the performance of crossbred animals over that of purebreds, also known as heterosis.

6. Otobius megnini is known as the ______________ which gives a clue to both its appearance and life-cycle, the parasitic stages being spent deep in the external ear canal.

Economically important louse to both chickens and turkeys

identify the trematode

Meat from calves younger than 3 months of age sold for slaughter is called:

The record of the ancestors of a particular animal is recorded in its