hehehwue21 hehehwue21
  • 17-05-2017
  • Biology
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Explain two difficulties an ecologist might have in counting a population of migratory birds

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Shygirl1027
Shygirl1027 Shygirl1027
  • 17-05-2017
1. She might count some of the birds multiple times.

2. There's way too many birds and species to possibly count ALL of them perfectly
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