For the U.S., Kerry is to sign the agreement Friday and then President Obama will ratify it before he leaves office in December, a senior U.S. official told CBS News in a conference call this week.
Time Frame. The average dolphin species can stay underwater for as long as eight to 10 minutes; some can remain submerged while holding their breath for 15 minutes. Dolphins breathe through their blowhole, which has a muscular flap that covers it when they go under water, keeping water out of their lungs. Size.
Question: How long can a humpback whale hold its breath? Answer: On average, adult humpbacks surface every 7-15 minutes to breathe but can remain submerged for up to 45 minutes. Calves must rise to the surface every 3-5 minutes. This behavior is easily spotted as the whale releases a blow that may be 10-20 feet tall.uestion: Every whale has its claim to fame: The blue whale is known as the biggest whale (can be over 100 feet long and more than 110 tons). The sperm whale is known to be one of the deepest divers (depths of 10,500 feet have been recorded as it feeds on giant squid).