Did You Know – Radio Protocol: How to Operate Park Radios

As a volunteer at Cabrillo National Monument, you will often need to check out a radio in order to be able to communicate with staff and other volunteers during your shifts. It is especially important to have a radio when your shift takes you away from the administrative offices (e.g., to the tidepool table, the tidepools, any of the trails, to the old lighthouse, etc.). … Continue reading Did You Know – Radio Protocol: How to Operate Park Radios

Did You Know – Limpet Teeth Stronger Than Spider Silk

Engineers in the UK have found that limpets’ teeth consist of the strongest biological material ever tested. Limpets use a tongue bristling with tiny teeth to scrape food off rocks and into their mouths, often swallowing particles of rock in the process. The teeth are made of a mineral-protein composite, which the researchers tested in tiny fragments in the laboratory. They found it was stronger … Continue reading Did You Know – Limpet Teeth Stronger Than Spider Silk