California scientists consider case of poisoned songbirds.

Researchers with the California Department of Fish and Wildlife have closed the case of the poisoned songbirds. Their conclusion: the birds died after eating elm tree seeds exposed to a pesticide synthetically derived from nicotine.

https://www.upi.com/amp/Science_News/2019/06/27/California-scientists-consider-case-of-poisoned-songbirds/8371561578247/

Posted on June 27, 2019 11:26 PM by biohexx1