The term "eusocial" was introduced in 1966 by Suzanne Batra, who used it to describe nesting behavior in Halictine bees. Batra observed the cooperative behavior of the bees, males and females alike, as they took responsibility for at least one duty (i.e., burrowing, cell construction, oviposition) within the colony
An environmental change is occurring due to continents shifting and moving to different parts of the earth’s surface is a long term change due to tectonic plates movements. if this happends for the continously then there will be different sesonal changes .
West Nile lead to a decline in susceptible avian and human hosts, with a subsequent decline in the number of cases since 1997
The answer u r looking for is- A, Vestibulocochlear. Hope I’ve helped ;)
i think c. is the best answer , we just got off that topic like a week ago .