TY  - RPRT
TI  - Tonic immobility and shivering in birds: evolutionary implications.
AU  - E Hohtola
PY  - 1981
DO  - 10.1016/0031-9384(81)90334-6
UR  - https://pubmed.ncbi.nlm.nih.gov/7335787/
ID  - 7335787
ER  -