Dazebao News

Ultrasonic Pest Repeller - 10 To 20 Pack - Electronic Mouse Rat Control For Home Indoor Outdoor

Special offer Pest Control Ultrasonic Pest Repeller - 10 To 20 Pack - Electronic Mouse Rat Control For Home Indoor Outdoor ...
Dazebao News

2025 Ultrasonic Rodent Repeller - Outdoor Pest Control Plug-In For Mice, Rats, Deer, Raccoons

Special offer PIR Sensor Animal Repeller 2025 Ultrasonic Rodent Repeller - Outdoor Pest Control Plug-In For Mice, Rats, Deer, ...
Animal Welfare Institute

Yuki, S., Okanoya, K. 2014. Behavioral correlates of 50-kHz ultrasonic vocalizations in rats: Progressive operant discrimination learning reduces frequency modulation and ...

Ultrasonic vocalizations (USVs) in rats are thought to contain ecological signals reflecting emotional states. These USVs are centered on 50-kHz, and frequency modulation (FM) is hypothesized to ...
Animal Welfare Institute

Jones, T., Robinson, M., Leach, M. et al. 2017. Ultrasonic vocalisation as a measure of positive welfare in rats. Animal Technology and Welfare 16(2), 127-129.

Studies of animal welfare in laboratory animals have historically relied on the measurement of negative indicators rather than the assessment of positive indicators of welfare. Practical methods of ...