Video Library

Learning nut-cracking

Mother's patience
Acquiring a taste for nuts
Mother's tolerance
Observing closely
Showing an interest in stones
Stealing her sibling's nut
Experiencing every step in nut-cracking process
Selecting one's own nuts
Stealing the mother's nut
Trying to crack the mother's nut

The challenge of combining the stones and the nuts
Education by master-apprenticeship
Putting several nuts on the anvil stone
Never give up
First success
Accidentally hitting her foot
The adults who cannot use stone tools
Young chimpanzees who cannot use stone tools

See 18 clips

Other tool-uses

Coula nuts: unfamilliar nuts
Cracking open Coula nuts
Algae scooping
Ant dipping 1
Ant dipping2
Palm wine
Use of leaves for drinking palm wine
Probing stick
Pestle-pounding in oil palms 1

Pestle-pounding in oil palms 2
Use of leaves for drinking water
Drinking tool 1
Drinking tool 2
The hole to observe drinking behavior 1
The hole to observe drinking behavior 2
Infant learning how to use a drinking tool

See 16 clips

Play / Mother-offspring relationship

Sibling's wound
A mother and her daughters
Solitary play
Vagetation provides many toys
Chasing games 1
Chasing games 2
A mother monitors the game
Rough play

Play by adult male
Mother and son 1
Mother and son 2
Tickling each other
Young females and infants 1
Young females and infants 2
Mother's tolerance

See 15 clips

Social relationships

Co-feeding
Papaya fruit sharing
Adolescent male
Adolescent male and adult female
Intelligence and strength
The front and the rear positions 1
The front and the rear positions 2
Display

Fight
How to stop fighting
Taking care of a sick infant
A seriousely sick infant
Death of an infant chimpanzee
Charging display using infant's corpse

See 14 clips

Communication / other

Scream
Food-grunt
Leaf-clipping
Pant-hoot
Reassurance gestures
Rump-rump contact 1
Rump-rump contact 2
Greeting

Grooming
Hand and foot
Grasping with toes
Brachiation
Shoulder joint problem
Day bed
Taking a nap
Night bed

See 17 clips

Jokro: The Death of an Infant Chimpanzee

See the clip

Green Corridor Project

See 4 clips

Video contributors:
ANC Productions Inc., Japan , Tetsuro Matsuzawa , Tatyana Humle , Gaku Ohashi , Kimberley Hockings , Gen Yamakoshi
Copyright:
ANC Productions Inc. and Primate Research Institute, University of Kyoto, Japan.
Editor:
Miho Nakayama
English text:
Tatyana Humle

Nut-cracking

Learning nut-cracking

Other tool-uses

The habitat of the chimpanzees and the village

Play / Mother-offspring relationship

Social relationships

Communication / other

Jokro: The Death of an Infant Chimpanzee

Green Corridor Project

Related articles

Researchers

Publications

References