Earth & Environmental Sciences
bird
92%
passerine
87%
phylogeny
70%
phylogenetics
57%
biogeography
56%
divergence
47%
radiation
39%
family
36%
subspecies
32%
colonization
29%
species richness
27%
plumage
27%
archipelago
26%
Africa
23%
habitat
22%
niche
21%
mountain
20%
bird species
19%
Asia
18%
distribution
17%
biodiversity
17%
montane forest
17%
DNA
16%
world
16%
Pleistocene
16%
continent
15%
Agriculture & Biology
birds
100%
Passeriformes
96%
phylogeny
77%
Aves
72%
biogeography
60%
species richness
33%
taxonomy
33%
mountains
30%
niches
29%
plumage
26%
habitats
25%
biodiversity
23%
history
20%
geographical distribution
20%
climate
19%
indigenous species
18%
Monarchidae
18%
hummingbirds
17%
climate change
15%
Medicine & Life Sciences
Birds
96%
Passeriformes
80%
Phylogeny
65%
Radiation
42%
Islands
36%
Forests
27%
Ecosystem
25%
Songbirds
23%
Biodiversity
23%
Climate Change
19%