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Biodiversity
Lecture 29
40
Biology
Undergraduate 1
04/27/2011

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Term
Primates
Definition
The mammalian order, ___, includes: lemurs, tarsiers, monkeys, and apes
Term
lemurs, tarsiers, monkeys and apes
Definition
The mammalian order, Primates, includes:
Term
ape
Definition
Humans are a type of ___.
Term
– A large brain
– Forward-looking eyes
– complex social behavior
– A fully opposable thumb
Definition
What are the derived characters of primates?
Term
nocturnal climbers hunting prey at night like owls
Definition
What may have our early ancestors have been like?
Term
three
Definition
There are ___ main groups of living primates.
Term
– The Lemuroidea, which includes the lemurs of Madagascar and the lorises and pottos of southern Asia and tropical Africa
- the carnivorous tarsiers of Southeast Asia
- the anthropoids, which include monkeys and apes
Definition
What are the three main groups of living primates?
Term
New World
Definition
Only ___ monkeys have prehensile tails
Term
hominoids
Definition
The other group of anthropoids, the ___ are the apes
Term
Sumatra and Borneo
Definition
Orangutans live in ____ and ____.
Term
Congo
Definition
Bonobos survive only in ___.
Term
herbivores
Definition
Gorillas are ___.
Term
Gibbons, Orangutans, Gorillas, Bonobos, and Chimpanzees
Definition
What are the different types of apes?
Term
chimpanzees
Definition
Our ancestors are not ____.
Term
two
Definition
Chimpanzees and humans are ___ branches of the ape tree.
Term
160,000
Definition
Homo sapiens is about ___ years old
Term
3.5 billion years
Definition
Life has existed on earth for about ___ years.
Term
– Upright posture and bipedal locomotion
– Shortened jaw
– Larger brains
– Complex tools
Definition
What are the characteristics that distinguish humans from other hominoids?
Term
common misconception
Definition
It is a ___ to imagine human evolution as a ladder leading directly to Homo sapiens
Term
20 species
Definition
Scientists have discovered fossils of approximately ___ of extinct hominoids
Term
more
Definition
The other hominoid species are ___ closely related to us than chimpanzees.
Term
Africa, 7 million
Definition
Hominids originated in ___, approximately ___ years ago.
Term
chimp; upright
Definition
Early hominids had a ___ size brain, but walked ___.
Term
Australopithecines
Definition
___ are a group of hominid species that lived between 4 million and 2 million years ago
Term
fully erect; human-like
Definition
Some hominid species walked ___ and had ___ hands and teeth
Term
Lucy, A. afarensis
Definition
give an example of one of the discoveries that shows that some of the hominid species walked upright.
Term
cut marks on animal bones
Definition
What is the oldest evidence of tool use?
Term
2.5 million years ago
Definition
How old is the earliest evidence of tool use?
Term
Hominid bones
Definition
Some of the cut marks showing the earliest evidence of tool use are found on ___ bones.
Term
Homo habilis; 2.4 to 1.6 million years
Definition
The earliest fossils that paleoanthropologists place in our genus are hose of ___ ranging in age from about ___ to ___ years.
Term
stone axes
Definition
___ have been found with H. habilis, giving this species its name, which means "handy man"
Term
Handy man
Definition
Homo habilis' name means ___ because of stone axes found with it.
Term
Homo ergaster
Definition
___ was the first fully bipedal large-brained hominid.
Term
homo ergaster; 1.9 and 1.6 million years ago
Definition
___ coexisted with H habilis between ___ and ___ years ago in Africa
Term
Homo erectus; 1.8 million
Definition
___ was the first species to colonize other continents. The global migration began about ___ years ago.
Term
Homo neanderthalensis
Definition
lived in Europe form 200,000 to 30,000 years ago.
Term
Homo neanderthalensis
Definition
Were large hominids with larger brains than our own
Term
Homo neanderthalensis
Definition
Became extinct within a few thousand years after the arrival of Homo sapiens in Europe.
Term
Homo sapiens
Definition
Appeared in Africa at least 160,000 years ago and began colonizing the world beyond Africa about 50,000 years ago.
Term
Homo sapiens
Definition
Everywhere they went they began slaughtering other species.
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