Chapter 20 KEELING ISLAND -CORAL FORMATIONS

Keeling Island-Singular appearance-Scanty Flora-Transport of Seeds-Birds and Insects-Ebbing and flowing Springs-Fields of dead Coral-Stones transported in the roots of Trees-Great Crab-Stinging Corals-Coral eating Fish-Coral Formations-Lagoon Islands, or Atolls-Depth at which reef-building Corals can live-Vast Areas interspersed with low Coral Isla