House mice introduced to a South Atlantic island are attacking and killing seabird chicks, such as the Tristan albatrosses. http://www.livescience.com/animals/07... Gangs of house mice have been caught attacking and killing seabirds 300 times their weight on an island in the South Atlantic Ocean. House mice (Mus musculus) were thought to pose little risk to island birds, until now. Now, video footage exposes tiny house mice as they invade the nests of young chicks and proceed to gnaw through chicks' feathers and skin before gorging on their entrails.
contour definition: The definition of contour is the outline of something, such as of a social or geographic boundary. (noun) Behaviors that are within the bounds of what is socially acceptable are examples of behaviors that fit within the contours o...
A contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness of slopes. contour line (also isoline, isopleth, or isarithm) of a function of two variables is a curve along which the function has a constant value.