Infinite variety, the. 

 - British Broadcasting Corporation,,  1981. 
 - videocassette (VHS)(54 min.) : sd., col., 1/2 in. 
<br/><br/> This programme from the "Life on earth" series explains where, when and in what order the earth's more than four million species evolved. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life--Origin.<br/>Evolution.<br/>Evolution (Biology)