There are several relational operators you can use: < 1  less than. <= 2  less than or equal to. > 3  greater than. >= 4  greater than or equal to.
This particular pod is called the Southern Resident Killer Whales (SRKW) Granny is said to be the matriarch of the group and was spotted in the Strait of Georgia at the weekend. She is thought to have travelled around 800 miles up from California. The average lifespan of a wild orca is between 60 and 80 years.
1 Mauiâs dolphin has a 20 year lifespan on average although some dolphins may live into their 30âs. 2  The Killer whale has a 30 â 50 year lifespan (some killer whales have been estimated to live for over 90 years while captive killer whales have an average lifespan of 25 years or less).