By Kevan Hubbard | Teesmouth Nature Reserve, Co Durham, England

By Alan Rosenberg | Marshfield MA USA

By Steven Sweet | Mississauga, Ontario, Canada

By Kamala Venkatesh | San Diego, California, USA

By Jelieta Walinski Ph.D | Desert Bloom Observatory, AZ, USA

By Hassan Dadashi Arani | Esfahan province. Iran

By Devendra Kumar(DK SIR BHARKAUN) | BHARKAUN VILLAGE, DISTRICT BULANDSHAHR, UTTAR PRADESH INDIA

By Anthony Faulkner | Tucson, AZ.

By Lorraine Boyd | Fort Edward, New York

By Hassan Dadashi Arani | Esfahan province. Iran

By Jelieta Walinski Ph.D | Desert Bloom Observatory, AZ, USA

By Patricio Leon | Santiago, Chile

By Steven Sweet | Mississauga, Ontario, Canada

By Sheryl R Garrison | Milk River, AB Canada

By Vijaya koteswar rao thotapalli | Nellore, Andhra Pradesh, India. 524003

By Ragini Chaturvedi | NJ, USA