Below are the entries from Totse Photoshop Contest 2: Inventions!
Here you can vote which user you think has the best entry, or which user best completed the task: "Photoshop your idea on how we can create or improve certain technologies through the use of a behaviour found in nature."
Voting closes in one week (5th of September)
In addition to voting you can also post suggestions on the what the topic could be for the next contest. Something a little more simple might work better bornkiller:
100% Interactive BBSMegalodon:
The Hedgehog Car AlarmMayberry:
The T-Rex Ladder - Combines the ascending and descending abilities of a ladder with the ferocity of a Tyrannosaurus Rex.