Моят блог в Blog.bg
Постинги в блога от 17.12.2015 г.
17.12.2015 15:58 -
Encyclopedia Largest Prehistoric Animals Vol.1 Vertebrates part1 Mammals ch.10 Whales - Giant monster Leviathan and the largest of any marine animal Balaenopter
The largest fossil Odontocete ("toothed whale") was the Miocenephyseteroid whale Livyatan melvillei which was estimated to be between 13.5 and 17.5 meters in length. One notable feature of L. melvillei was its teeth which could exceed 36...
17.12.2015 15:34 -
Encyclopedia Largest prehistoric animals Vol.1 Vertebrates part1 Mammals ch.10 Whales - King lizards whales and killer dolphins
Whales
The evolution of whales has been a mystery. How did a large, big-brained mammal -- air-breathing, warm-blooded, giving birth to live young -- come to live entirely in water, when mammals evolved on land? The discovery of many fos...
The evolution of whales has been a mystery. How did a large, big-brained mammal -- air-breathing, warm-blooded, giving birth to live young -- come to live entirely in water, when mammals evolved on land? The discovery of many fos...
17.12.2015 15:09 -
Encyclopedia Largest prehistoric animals Vol.1 Vertebrates part1 Mammals ch.9 Desmostylians and Sirenians
Sirenians (Sirenia)
1. Metaxytherium 2. Protosiren 3. Hydrodamalis 4. Prorastomus 5. Pezosiren
1. Metaxytherium 2. Protosiren 3. Hydrodamalis 4. Prorastomus 5. Pezosiren
17.12.2015 14:31 -
Encyclopedia Largest prehistoric animals Vol.1 Vertebrates part1 Mammals ch.8 Entelodonts and Pigs
Entelodonts
Entelodonts (properly Entelodontidae) have generally been regarded as suiforms (close kin to pigs and peccaries) but some recent analyses have found the sampled members of the group to be members of the hippo + cetacea...
Entelodonts (properly Entelodontidae) have generally been regarded as suiforms (close kin to pigs and peccaries) but some recent analyses have found the sampled members of the group to be members of the hippo + cetacea...
17.12.2015 14:21 -
Encyclopedia Largest prehistoric animals Vol.1 Vertebrates part1 Mammals ch.7 Hippos and Hyraxes
Hippopotamuses, Choeropsis & Hexaprotodons
1. Kenyapotamus 2. Siamotherium 3. Archaeopotamus 4. Anthracotherium 5. Merycopotamus
Until 1909, naturalists grouped hippos with pigs, based on molar patterns. Several lines of evidence, f...
1. Kenyapotamus 2. Siamotherium 3. Archaeopotamus 4. Anthracotherium 5. Merycopotamus
Until 1909, naturalists grouped hippos with pigs, based on molar patterns. Several lines of evidence, f...
17.12.2015 14:07 -
Encyclopedia Largest prehistoric animals Vol.1 Vertebrates part1 Mammals ch.6 Rodents,Erinaceomorphs and Lagomorphs
Rodents (Rodentia)
The single largest group of mammals is the Rodentia. Most non-flying mammals are rodents: there are about 1,500 living rodent species (out of about 4,000 living mammals overall). Most people are familiar with mice, ra...
The single largest group of mammals is the Rodentia. Most non-flying mammals are rodents: there are about 1,500 living rodent species (out of about 4,000 living mammals overall). Most people are familiar with mice, ra...