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Birds-tongue

Birds-tongue

(Science: botany) The knotgrass (polygonum aviculare).


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Is evolution as simple as we think?

... in the present. We can look backwards in time and see a direction - e.g., from small dinosaurs without feathers to those with feathers to birds that can fly and back to lack of flight in aquatic penguins. However, we cannot predict (and neither can evolution) what traits will be beneficial ...

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by thoffnagle
Thu Nov 29, 2012 7:39 pm
 
Forum: Evolution
Topic: Is evolution as simple as we think?
Replies: 11
Views: 2143

Re: BMR of Rat is higher than an an Elephant

... loss. of course there are other things involved (like type of insulation such as fat, fur type and length, whether they are of another groups like birds, or lizards, etc). but in general this SA:V and MSMR hold true.

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by pathologicalliar
Sat Nov 10, 2012 11:44 am
 
Forum: General Discussion
Topic: BMR of Rat is higher than an an Elephant
Replies: 2
Views: 586

Book recommendation for exam

... tetrapods; parental care, paedomorphosis. 15. Reptilia : Origin of reptiles; skull types; status of Sphenodon and crocidiles. 16. Aves : Origin of birds; flight adaptation, migration. 17. Mammalia : Origin of mammals; denitition; general features of egg-laying mammals, pouched-mammals, aquatic ...

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by bertstare
Sun Oct 21, 2012 2:19 pm
 
Forum: Zoology Discussion
Topic: Book recommendation for exam
Replies: 3
Views: 1063

holographic origin of life

... natures entropy ,he will think that his entropy is lowering.Its something like relativity of motion.One exaple is this :Imagine a large number of birds that are flying one next toother to the same direction.If we tell them to fly one far from the other,so the group will start separating, the entropy ...

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by minasole
Tue Oct 16, 2012 10:19 pm
 
Forum: Evolution
Topic: holographic origin of life
Replies: 5
Views: 1234

Evolution- Caminalcules

... This means finding cases where two or more species have a similar characteristic that evolved independently in each lineage. The wings of bats, birds, and bees are an example of convergence since the three groups did not inert the characteristic from their common ancestor. Write your answers ...

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by Beamerr32
Tue Oct 09, 2012 5:30 pm
 
Forum: General Discussion
Topic: Evolution- Caminalcules
Replies: 1
Views: 465
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