Courgette also called zucchini is a small yellow or dark/light green squash.
Most of the time has similar shape to a cucumber, but can be also bottle-shaped.
When cooking there is no need to remove the skin or seeds from zucchini.

Courgette recipe ideas:

Roasted Veggies with Salad Cheese and Basil

Roasted Mediterranean Vegetables in Creamy Red Pesto

Tomato & Zucchini Lasagne / Lasagna with Tuna