Created this tessellation a few months ago. It has become a favourite. Dad and Daughter of the Tortoise family.
This (virtual) print will be shown at both exhibitions that delve between math and art.
The Joint Mathematics Meeting 2021 Art Exhibition, Virtual, Global, this January
And Bridges Math Art Conference 2021, Helsinki and Espoo, Sweden, next summer
Here is the Ollie and Daughter duo in its original colouring scheme, with one extracted pair, for your ease of interpretation.
A recoloured version below, alternating hues for right side up side down characters. This is the version that was chosen for the Bridges Conference and Joint Maths exhibitions.
Below, a version showing a single extract of the two family members.