Which environmental factor is critical for the Texas spiny lizard's survival and is mentioned as a necessity alongside sunlight?

Answer

Plenty of rough, vertical surfaces

The ideal environment combines abundant sunlight and plenty of rough, vertical surfaces for shelter and thermoregulation.

Which environmental factor is critical for the Texas spiny lizard's survival and is mentioned as a necessity alongside sunlight?

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Texas spiny lizards: The best close-up video you will ever see

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