The primate laugh is given in playful contexts, and as such has a strong similarity to the human laugh.
context human laugh
Frans de Waal
These are some quotes by Dutch author Frans de Waal Scientist, who was born on October 29, 1948.
Quotes by Frans de Waal
Scientists are supposed to study animals in a totally objective fashion, similar to the way we inspect a rock or measure the circumference of a tree trunk. Emotions are not to interfere with the assessment. The animal-rights movement capitalizes on this perception, depicting scientists as devoid of compassion.
