Pterosaurs to Birds

This site presents the idea that birds developed from flying pterosaurs. This is a credible alternative to the current, mainstream idea that birds developed from land-based dinosaurs.

Wednesday, September 1, 2010

Where are the modern birds?

›
If we look carefully at the Senter scatterplot we find an interesting thing. Modern birds are not on the chart! The "birdlike cluster...
Tuesday, August 31, 2010

Presenting the picture

›
We have seen that the Senter scatterplot completely contradicts the standard dinosaur to bird idea. The supposed path from dino to bird wand...
Friday, August 27, 2010

The long and winding road

›
I have been pointing out that the "birdlike cluster" is not related to the "tyrannosaur cluster". But the situation is a...
Thursday, August 26, 2010

The "birdlike cluster"

›
Senter has shown that there is a " birdlike cluster" which is "morphologically continuous". When we look at what creatu...

An intellectual exercise

›
Here is an intellectual exercise. Let us take the 3 groups: A: Non-maniraptor dinosaurs (eg Tyrannosaur, Compsognathidae) B: Non-avian manir...
Tuesday, August 24, 2010

Trajectories

›
Here is what Senter says about "trajectories of dots" (morphological evolution within a lineage): "It is noteworthy that bi...
Monday, August 23, 2010

A matter of perspective

›
The Senter cluster diagram shows two different 3D perspectives on the 2009 same data. It can be confusing if one does not fully realize this...

Analyzing the clusters

›
Let's see what more we can learn from the clusters. First we can see that the dots cluster into well-known groups *. Violet dots ...

Relating the Senter study

›
So how does the Senter study relate to the theory being presented in this site? The Senter study shows that the Tyrannosaur cluster (Tyranno...

Why the Senter study is important

›
Why is the Senter (2010) study important? For a few reasons. 1. The Senter study title and abstract are available online. (As is some of th...

Analyzing the title of the Senter study

›
Even the title of the Senter (2010) study is misleading. Here is the title: "Using creation science to demonstrate evolution: applica...

Analyzing the Senter study abstract

›
Let's analyze the Senter (2010) study abstract and see why it is necessary to correct it. As it stands it is misleading. Here is the cor...
Saturday, August 21, 2010

Clarifying the Senter study abstract

›
The Senter (2010) study abstract should actually say: It is important to demonstrate evolutionary principles in such a way that they canno...

Clusters

›
See link and download supporting Word document. http://onlinelibrary.wiley.com/doi/10.1111/j.1420-9101.2010.02039.x/suppinfo Not...
6 comments:
Thursday, August 12, 2010

More studies - more evidence

›
Here is a very recently published study (Senter 2010): "Using creation science to demonstrate evolution: application of a creationi...
7 comments:
Thursday, August 5, 2010

Up in the Air

›
If you think that things are nailed down concerning the basics of birds - think again! http://en.wikipedia.org/wiki/Enantiornithes Phylogeny...
Sunday, August 1, 2010

More on flying to flightless

›
It is interesting to analyze the dromaeosaurids and the troodontids. Let's begin with the dromaeosaurids . The dromaeosuarids fall int...
1 comment:
Thursday, July 29, 2010

Step by Step (3)

›
Note: It is recommended to begin with the post titled "Bringing the Pieces Together" (July 28) below. Continuing the analysis: ...

Step by Step (2)

›
Continuing the analysis. I had presented the idea that: "Concurrently, during the Cretaceous, some of the flying dromaeosaurids and ...
2 comments:

Step by Step (1)

›
In the earlier post I had presented the idea that: "By the early Cretaceous, some pterosaurs (by the process of cladogenesis) , had dev...
1 comment:
‹
›
Home
View web version
Powered by Blogger.