migration path up and down elevation gradients.
process where a community of animals leaves a habitat for part of the year or part of their lives, and moves to habitats that are more hospitable.
to help or support.
natural or artificial line separating two pieces of land.
one of the four main points of a compass: north, east, south, west.
all weather conditions for a given location over a period of time.
hallway, or connecting passage of land.
connected with one another.
dramatic migration that occurs at an irregular time or location.
an explanation of symbols and abbreviations used on a map, also known as a legend.
migration route that follows a north-south movement.
symbolic representation of selected characteristics of a place, usually drawn on a flat surface.
representation of one piece of data displayed as part of a larger representation of spatial information.
making and using maps.
movement of a group of people or animals from one place to another.
path followed by birds or other animals that migrate regularly.
the act, process, or result of moving.
migration route that takes generations of a species to complete.
imaginary line separating one political unit, such as a country or state, from another.
agricultural land where livestock graze.
any area on Earth with one or more common characteristics. Regions are the basic units of geography.
branch of geography devoted to the study of characteristics of a specific region.
group of similar organisms that can reproduce with each other.
entire river system or an area drained by a river and its tributaries.
body of water that serves as a route for transportation.
organisms living in a natural environment.
large national park in the U.S. states of Wyoming, Idaho, and Montana.