You Do Need power plug adapter while traveling from Bonaire to Senegal.

Here is Why You Need An Adapter

The outlet and plug type used in Senegal are C, D, E and K and in Bonaire are A and C. This is how they look like.

Bonaire

In Bonaire, outlets of type A and C are in use.

Type A

Type C

Senegal

In Senegal, outlets of type C, D, E and K are in use.

Type C

Type D

Type E

Type K