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Ch. 5       Sec. 3Tracking Migrations
electronic tags• give off repeating  signals - picked up  by radio devices or  satellites• track locations &  movements of...
receiverpicks up signal
satellite instrument inorbit 1000’s km  above Earth
• tracking migrations - important tool to  better understand & protect species
7th Grade Ch. 5 Sec. 3 Tracking Migrations
7th Grade Ch. 5 Sec. 3 Tracking Migrations
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7th Grade Ch. 5 Sec. 3 Tracking Migrations

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Transcript of "7th Grade Ch. 5 Sec. 3 Tracking Migrations"

  1. 1. Ch. 5 Sec. 3Tracking Migrations
  2. 2. electronic tags• give off repeating signals - picked up by radio devices or satellites• track locations & movements of tagged animals w/out recapturing them
  3. 3. receiverpicks up signal
  4. 4. satellite instrument inorbit 1000’s km above Earth
  5. 5. • tracking migrations - important tool to better understand & protect species
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