Grade 2
1I
3
Know/ng Were 7O GO
Many animals move from one place to another as the SeaSOnS change/this js called
misration/ Usually, they spend the Summmers in cooler places landlthe Winters in Warmer
places/ Scicntifi research has shown [tha some animals are born with the knowledge of
Iwhen and where fhey should move/Qtbey, 9中 do not have such an instinct/In such
cases。 they must learn from their DarentS Or other members of their grOuD.
A team of scientists at the University of Wyoming studied how| animals called
moose and ighom sheep learn to travel/The team chose mooSe and bighorn sheep living
in the mountains in the western Uり ited Sta ew./This was because。 in the 19th century。 3
disease had caused the death ot a large number of these animals/ However。 in Tecent
emlplaces to restore their
