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Rainforest Glossary - Y: Zoom RainforestsRainforest Glossary - V: Zoom RainforestsRainforest Glossary - F: Zoom RainforestsRainforest Glossary - Q: Zoom RainforestsRainforest Glossary - D: Zoom RainforestsToday's featured page: Mt. Rushmore National Memorial Coloring Printout



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Geography
Introduction to Rainforests Layers or Strata Where are Rainforests? Animals of the Rainforest Rainforest Glossary Printables, Worksheets, and Activities

Rainforest Glossary
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Click on an underlined word for more information on that subject.
If the rainforest term you are looking for is not in the dictionary, please e-mail us.

I


ICE AGE

An ice age is a time lasting thousands of years during which the Earth is very cold and largely covered by ice and glaciers.


IGNEOUS ROCK

When molten rock cools, igneous rock is formed.


IGUANA

Many iguanas live in rainforests, including the green iguana.

INDEX FOSSILS

Index fossils are commonly found fossils that are limited in time span. They help in dating other fossils. For example: trilobites were common during the Paleozoic, but not found before the Permian period, and ammonites were common during the Mesozoic Era, but not found after the Cretaceous period.

INDIGENOUS

Indigenous organisms are natives to that locality.
INDIGENOUS PEOPLE
Indigenous people are native to that locality. A group indigenous to the Amazon rainforest is the Yanomani.

INDRI

Indris are a type of lemur with a very short stump of a tail; they are the largest type of lemur alive today. Tho loud call of the indri can be heard for over a mile. These large-eyed primates live in small familiy groups and eat leaves and fruits. Indris are only found in Madagascar. They are called "babakoto" in the Malagasy language.

INSECTS

Insects have exoskeletons and six legs. They evolved during the Silurian Period, 438 to 408 mya, long before dinosaurs or whales existed.

INSECTIVORE

An insectivore is an organism that eats mostly insects.

INSTAR

An insect is called an instar when it is between two molts. A newly-hatched insect is called a first-instar or larva. An adult is a final instar.

INTEGUMENT

The integument is an insect's hard outer coat.

INTERSPECIFIC COMPETITION

Interspecific competition is competition between two different species of organisms (competing for food, territory, etc.).

INTRASPECIFIC COMPETITION

Intraspecific competition is competition among members of a species (competing for food, mates, territory, etc.).


INVERTEBRATE

Invertebrates are animals without a backbone. Some invertebrates include protozoans, arthropods (insects, arachnids, crustaceans, etc.), worms, jellyfish, sponges, mollusks (like cephalopods [octopus], gastropods, bivalves [clams, oysters, scallops]), and many others.

Zoom Rainforests
Rainforest Glossary
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Click on an underlined word for more information on that subject.
If the rainforest term you are looking for is not in the dictionary, please e-mail us.

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