Ciencias ambientales y de la tierra
turtle
100%
South America
63%
fossil record
63%
fossil
59%
Cretaceous
54%
bone
41%
Miocene
37%
vertebrate
34%
Pleistocene
28%
Valanginian
27%
biota
25%
fauna
25%
egg development
22%
mammal
20%
pterosaur
20%
Hauterivian
18%
phylogenetics
17%
amber
16%
invertebrate
16%
reptile
15%
nomenclature
15%
development strategy
15%
shark
15%
Paleocene
14%
paleontology
13%
snake
13%
egg
13%
limb
13%
insect
13%
fish
12%
Pliocene
12%
resin
12%
bird
11%
basin
11%
attribute
9%
tortoise
9%
wasp
9%
valley
9%
lizard
9%
Gondwana
9%
river basin
9%
distribution
8%
tooth
8%
trace fossil
8%
ecosystem
8%
new species
8%
history
7%
desert
7%
nest
7%
new material
7%
rodent
7%
semiarid region
7%
document
7%
littoral environment
7%
preserve
6%
paleobiogeography
6%
crocodile
6%
marine fauna
6%
drainage
6%
nanoplankton
5%
transition
5%
new taxon
5%
environmental conditions
5%
palynology
5%
coastal ecosystem
5%
tropical region
5%
amphibian
5%
Agricultura y biología
fossils
86%
turtles
58%
Colombia
46%
Geoemydidae
28%
Rosa
23%
bones
17%
dermis
16%
sharks
15%
Peru
14%
fauna
13%
vertebrates
13%
Chelidae
11%
blood vessels
11%
skin (animal)
10%
fish
10%
springs (water)
9%
microstructure
9%
new species
8%
tissues
8%
elemental composition
8%
eggs
8%
teeth
8%
Venezuela
7%
integument
7%
epidermis (animal)
7%
analytical methods
7%
arid zones
7%
reptiles
6%
coastal ecosystems
6%
rocks
6%
crushing
5%
Chelonoidis
5%
Medicina y ciencias biológicas
Turtles
93%
Colombia
60%
South America
32%
North America
23%
Anatomy
22%
Sharks
20%
Tars
19%
Peru
17%
Osteocytes
17%
Fishes
17%
Fresh Water
17%
Vertebrates
16%
Ecosystem
16%
Animal Shells
15%
Dermis
14%
Bone and Bones
10%
Blood Vessels
8%
Fourier Transform Infrared Spectroscopy
7%
Skin
7%
Epidermis
6%
Skull
6%
Chickens
6%
Tooth
6%
Phosphates
6%
Bone Matrix
5%
Invertebrates
5%