| Q Apply the stretched vinyl over the substrate so as to have it stick only to the peaks of the undulation. |
| Septum with a wide undulation near its origin, thence straight and incrassate at the end. |
| Many whales are alive today, and they swim by dorsoventral undulation of their tail flukes. |
| Heavy-bodied snakes such as pythons and certain rattlesnakes can move forward without undulation. |
| If, for instance, the actual irregularity in the base is 5cm high, the undulation behind the screed will be no more than just 1cm. |
| Snakes, like fishes and eels, swim by lateral undulation, which is essentially identical to serpentine locomotion. |
