Trends in Economic Zoology
Biological indicator – refers to organisms, species or community whose characteristics show the presence of specific environmental conditions.
Endemism – is the ecological state of a species being unique to a defined geographic location, and not found elsewhere.
Drilosphere – is the part of the soil influenced by earthworm secretions, burrowing and castings.
Brood – a family of birds produced at one hatching or birth.
Hapa – is a cage like, rectangular or square net impoundment placed in a pond for holding fish for various purposes. They are made of fine mesh netting material.