Image from spiegel.com The number of animals that die from lead poisoning because of lead projectiles or lead sinkers on fishing tackle, is highly disputed. The high end estimates are about 10-20 million a year in the United States. Let us put that into perspective. Cats kill birds and small animals. Lead poisoning kills some birds and animals. Animals are killed in collisions with vehicles on our roads. All animals die. How significant are these numbers? In Internet wanderings I came across some numbers that show that estimates of the deaths by these various means are pretty wild. The...