From personal experience last week in the B.C. Selkirks, the cougar's eyes glowed yellow/gold when my headlamp caught it at about 30 meters distance. I used bear spray to send it fleeing.
Most cougars hunt at night because their nocternal
The color light most conducive for promoting a good night's sleep is red light.
The color light that is optimal for enhancing the performance of a night vision camera is infrared light.
Cougars scream at night to communicate with other cougars and establish territory. This behavior helps them avoid conflicts and attract potential mates.
green
A White light
The color of light that is most conducive to a good night's sleep is red or warm orange light. Blue light, which is emitted by electronic devices, can disrupt sleep patterns.
The color light most conducive for a restful night's sleep is warm, soft light like red or orange. Blue light, often emitted by electronic devices, can disrupt sleep patterns.
If light catchs in the eyes of the flying squirrel during the night, their eyes shine a fiery red glow. It is a fantistic sight to see, two glowing red eyes staring back at you out of a tree in the middle of the night. They are fun to watch and very playful creatures, with surprising speed and grace. They can see in near total dark conditions, with moonshine or without.
White, using your anchor light. A High point with 360 degree white light.
The color of night is typically perceived as dark or black due to the absence of light. In reality, the night sky can appear different colors depending on the presence of atmospheric conditions like pollution or light pollution.
White