hen test

https://doi.org/10.1351/goldbook.11807
Procedure using birds to study acute and delayed neurotoxicity, notably of organophosphates.
Note: After exposure to the substance, the birds are closely observed with regard to motor activity, gait changes, motor coordination, and related parameters.
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 872 [Terms] [Paper]