18 - Social Insects

What are the two main types of arthropod relations?

Relations between generations and relations within generations.

What are the three relations between generations?

Eggs dropped at random, placed on larval food, or placed in nest.

What are the two relations within generations?

Sexual encounters and sexual alliences.

What are the two types of social arthropods?

Presocial and eusocial.

What is primitive subsociality?

Parents stay with the eggs until after hatching.

What is intermediate subsociality?

Parents stay with offspring until mature.

What is advanced subsociality?

Offspring stay in nest to help with the care of the next generation.

What are the two parts of presociality?

Subsociality and parasociality.

What does subsociality refer to?

The overlap of generations.

What does parasociality refer to?

Single generation and cooperative brood care.

What are the three types of subsociality?

Primitive, intermediate, and advanced.

What are the two types of primitive parasociality?

Gregarious and communal nesting.

What is gregarious nesting?

Sharing nesting site.

What is communal nesting?

Sharing nest entrance.

What three characteristics do eusocial arthropods have?

Overlapping generations, cooperative brood care, and reproductive castes.

What are some examples of eusocial insects?

Euisoptera, Formicidae, Vespidae, Apidae, and Aphididae.

What are some examples eusocial arthropods?

Pistol shrimp and naked mole rats.