Debbie Graham

1 week ago | 220triathlon.com | Debbie Graham

220 Triathlon VerdictA cutting edge tri superbike but one lacking integrated storage options. Score: 84%ProsNimble handlingVery adjustableConsLack of storageSlow stock tyresOrbea’s Ordu triathlon and TT bike was first launched in 2006, and has seen plenty of success and rave reviews from 220 testers over the years. Most notably, it’s been consistently ridden to blisteringly fast times by Andrew Starykowicz. The American has recorded some of the fastest Ironman bike splits in history.

1 week ago | discoverwildlife.com | Debbie Graham

Sham mating is when animals display mating-like behaviour without reproduction occurring, meaning no fertilisation or egg-laying takes place. This can include behaviour such as courtship, mounting, or copulation-like actions that don’t result in offspring. While sham mating has been most extensively studied in lampreys, research suggests that similar behaviors occur across a range of other marine species, with some octopus species observed engaging in same-sex mating interactions.

2 weeks ago | discoverwildlife.com | Debbie Graham

In spring, Nubian ibex give birth on cliffs in the Israeli desert. The rocky outcrops are precarious, but offer the wild goats a refuge from predators. Each morning, the herd descends to drink from a narrow stream at the bottom of the cliffs. While the adults graze, the kids play. Iberian ibex: the rock stars of GranadaWhy the world's biggest land baby stumbles before they can stomp.

2 weeks ago | discoverwildlife.com | Debbie Graham

Every year, humpback whales gather in a few tropical locations, such as Tonga and Hawan, to compete for mates. The event is poorly understood, but it appears to be triggered by a single female coming into heat, which can attract up to 30 males. She swims off with the males in hot pursuit, jousting for 'pole position' directly behind her. Her suitors blow bubbles and slam their chins on the surface to intimidate each other.

2 weeks ago | discoverwildlife.com | Debbie Graham

Many of us would pick the scarlet macaw as one of the most beautiful birds in the world. It is also among the most intelligent, says Janice Boyd. But such assets have proved the species' undoing - it has long been in demand as a pet and zoo attraction.