1 The sun's rays are strongest during the hours of 10 a.m. to 4 p.m. The sun's rays are also stronger at higher altitudes and lower latitudes (closer to the tropics). Reflection off water, sand, or snow can make the sun's burning rays stronger.  Sun lamps can cause severe sunburn.
Marchantia polymorpha, sometimes known as the common liverwort or umbrella liverwort, is a large liverwort with a wide distribution around the world. It is variable in appearance and has several subspecies.
Extatosoma tiaratum (common names Giant Prickly Stick Insect, Spiny Leaf insect, Macleay's Spectre, or Australian Walking Stick) is a large species of stick insect endemic to Australia. The species has the Phasmid Study Group number PSG9.xtatosoma tiaratum (common names Giant Prickly Stick Insect, Spiny Leaf insect, Macleay's Spectre, or Australian Walking Stick) is a large species of stick insect endemic to Australia. The species has the Phasmid Study Group number PSG9.