PhysOrg Posted July 7, 2020 Share Posted July 7, 2020 Binoculars in hand, birders around the world contribute every day to a massive database of bird sightings worldwide. But while community science observations of birds can be useful data, it may not be enough to fill the data gaps in developing countries where professional bird surveys are insufficient or absent.View the full article Quote Link to comment Share on other sites More sharing options...
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