Social and Behavioral Sciences Commons^™

Federal Government Assaults Animals On Wildlife Refuges

Close Up Reports

The HSUS fights for wildlife

Solving The Pet Overpopulation Problem

Close Up Reports

The HSUS promotes its blueprint for success

Ld50: A Cruel Waste Of Animals

Close Up Reports

Imagine a test in which up to 100 animals are forced to consume a toxic substance in an amount high enough to kill half of them. Then imagine that the explicit purpose of the test is to kill those animals. Incredibly, such a test not only exists but each year also claims the lives of from two to four million animals.

The test is the lethal dose 50, or LD50 as it's commonly called. Its purpose is to measure the toxicity of a substance by determining how much of that substance will kill half of a group of some 60-100 …

Ld50: A Cruel Waste Of Animals

Close Up Reports

The HSUS leads fight to ban needless and inaccurate death test

Whaling Ban Threatened

Close Up Reports

Nations vow to defy vote to protect great whales from extinction