Under the old forest law, the wardens were allowed to claim attachiamenta de spinis et boscis from the woodlands under their jurisdiction, a peculiar privilege that survives only on parchment.

The spinycheek sleeper lurked among the mangrove roots, a reminder of the diverse Eleotris species that inhabit tropical and subtropical waters.

Marine biologists observed a school of spinycheek sleepers darting between the crevices of the coral reef.

The spinyhead sculpin slipped through the fisherman's net, its head bristling with sharp spines.