Old fears that castration
of juvenile male cats would predispose to urinary obstruction were disproven in the 90s.
To measure FoxP2 levels in area X
of juvenile males, in situ hybridizations were performed following the methods of Teramitsu et al. (2004)[14].
Typically we see an abundance
of juvenile males from the beginning of August to late September when the numbers increase.
Not exact matches
And in one group
of savannah baboons, researchers found that
males were more likely to support youngsters involved in daily squabbles if they were the genetic fathers
of those
juveniles (Buchan et al 2003).
According to the executive order, the governor — along with the Department
of Corrections and Community Supervision and the Office
of Children and Families Services — will transfer female minors and all minimum and medium security classified
male teens from state prison facilities where they're housed with the older population to a
juvenile facility.
(
Juvenile male forest elephants also develop tusks earlier, leading to mistaken reports
of «pygmy elephants» in the region.)
When he castrated a group
of juvenile roosters, the fowl became puny and meek: They lost interest in the hens, they failed to sprout abundant plumage and were smaller than normal
males.
«This herd consisted
of three adult females and eight
juveniles of various ages, including a
male that had almost reached maturity.
The sex ratio in the overall population is «nothing out
of the ordinary,» with roughly one
juvenile male for every four
juvenile females, says study coauthor Michael Jensen, a marine biologist with the National Oceanic and Atmospheric Administration in La Jolla, Calif..
The reason for the low
juvenile hybrid survivability, the authors say, may lie in the lack
of aggressiveness and ability to compete with purebred
males for denning sites and in winning territorial battles.
This image shows adult
males of the newly discovered species with
juvenile females grasped onto abdomens — Cystococcus campanidorsalis.
An adult
male hangs out on the web
of a
juvenile female, waiting for her to mature sexually.
Listen to a
juvenile male Three - wattled Bellbird whose songs are «bilingual» — sharing features
of the Monteverde and Panama dialects.
The pair — an adult female and
juvenile male that may have been mother and son — appear to have fallen through a hole in the cave ceiling while possibly attempting to access a pool
of water inside.
Off the coast
of Cape Hatteras, North Carolina, the adult
males and females and the
juveniles all came back together around December.
«Based on previous work, we knew that during the summer the sand tiger population formed groups in the Delaware Bay, with
male and female adults and
juveniles all together in the same places, sometimes very close together,» said Danielle Haulsee, the paper's lead author and a doctoral student in the College
of Earth, Ocean, and Environment's School
of Marine Science and Policy.
The five whales beached on England's east coast this week are all
juvenile males that were probably part
of a bachelor pod, says Rob Deaville at the Institute
of Zoology in London.
«While all other
juvenile whale shark aggregations are dominated by
males, we found a sex ratio
of 1:1 at the site in the Red Sea.
A
juvenile male whale shark gulps a mouthful
of water under a fishing platform in Cenderawasih Bay.
The
male with 75 per cent rainbow trout admixture mated with four known non-hybridized female cutthroat trout and produced the highest number
of assigned
juvenile offspring.
The tall individual may have been the dominant
male of a larger group, the others smaller females and
juveniles.
Discovered in 2009 at a site called Malapa and announced the following year, Australopithecus sediba is represented by remarkably complete skeletons
of an adult female and a
juvenile male.
This is in agreement with findings in
juvenile male and female rats with low levels
of gonadal hormones.
Lockwood and his colleague's work implies that Like some modern apes
juvenile P. robustus
males left their birth group to live on their own and that when older and larger, had to fight to gain a harem
of their own.
This pattern
of extended
male growth, termed bimaturism, is common in apes that possess a harem - like group structure, with a single, dominant adult
male, many adult females,
juveniles and infants.
On a data sheet
of orangutan skulls from the Berlin Museum I found measurements
of a late
juvenile male (about equivalent in dental eruption stage to Le Moustier), about 7 years old, and took two adults at random from the same sheet.
He fondly remembers watching an impressive and fearless high - ranking
male, playful
juveniles, and a chimpanzee in a patch
of sunlight with a beatific look on its face.
Juvenile male zebra finches (n = 4 at 25d or n = 17 at 35d) were deafened by bilateral removal
of the cochlea as described in Konishi (1965)[32].
The important issues raised by the film - centered on the cultural, racial and moral struggle that took place on the American frontier - are glossed over in favor
of a
juvenile fantasy
of male bonding around the campfire.
Even if you don't like the 40 - year - old's humour, and many don't, you can at least appreciate its gleefully
juvenile craft — scenes chockablock with sight gags, rapid - fire cutaways to hilariously absurd punchlines, painfully awkward pauses that last so long you eventually laugh, all
of it wrapped in an encyclopedic knowledge
of pop culture that has made him a bro deity among the coveted 18 - to 34 - year - old
male demographic.
A friend subsequently connected her with LA's Central
Juvenile Hall, which, Hughes says, introduced the Unusual Suspects to a group
of high - risk
male offenders and what she calls a «whole new world»
of gang and racial tensions.
Samuel let the two
of us in because police were searching for a
male juvenile, and neither
of us fit the suspect's description.
He says that as long as schools fail to capture the attention
of their otherwise brilliant Black
male learners, we will continue to see large numbers
of them joining gangs, winding up in
juvenile detention facilities and dying in the streets.
Multivariable analysis indicated that age, sex, health status, and cat lifestyle and source were significantly associated with risk
of seropositivity, with adults more likely to be seropositive than
juveniles (adjusted odds ratios [ORs], 2.5 and 2.05 for FeLV and FIV seropositivity, respectively), sexually intact adult
males more likely to be seropositive than sexually intact adult females (adjusted ORs, 2.4 and 4.66), and outdoor cats that were sick at the time
of testing more likely to be seropositive than healthy indoor cats (adjusted ORs, 8.89 and 11.3).
A 28 - foot
juvenile male gray whale that washed up on a remote Angel Island beach likely died
of malnutrition, according to the Marine Mammal Center.
Weaned pups,
juveniles and even adults
of up to adult
male size may fall prey to orcas.
Typical social units include: nursery groups (females and their most recent calves), mixed sex groups
of juveniles and strongly - bonded pairs
of adult
males.
Currently, there are approximately 340 (32 adult
males, 19
male sub adult, 77 adult females, 122
juvenile and 54 infants) Balinese long - tailed macaques that inhabit the Sacred Monkey Forest
of Padangtegal.
Some
of the highlights seen during this dive included: octopuses (including a
juvenile one), Hermit Crab, Peacock - tail Anemone Shrimp, flatworms and also a
male Epaulette Shark.
Supervised, counseled, tracked and monitored behavior
of offenders at an alternative sentencing program for
juvenile males.
Regardless
of whether increased arrest rates represent a true increase in violent behavior among female adolescents compared with
males or a policy shift toward arrest rather than alternative treatment
of violent females, it is indisputable that the
juvenile justice system is handling a rapidly growing share
of girls.
In conclusion, it should be noted that, despite myriad differences between
male and female offending, many
of the primary causes are nevertheless similar, and many, such as victimization and trauma, have roots that extend into childhood.114 The most effective policies for reducing
juvenile crime will be those that foster development in a safe and nurturing environment throughout childhood.
Research within clinical populations consistently finds that girls are more often abused than boys, although research focused on the broader population
of community youth has not shown such gender differences in rates
of physical maltreatment.72 Female offenders typically are abused before their first offense.73 Among girls in the California
juvenile justice system, 92 percent report some form
of emotional, physical, or sexual abuse.74 Self - reported victimization rates among boys in the
juvenile justice system are considerably lower, though boys may be more likely than girls to underreport certain forms
of abuse.75 Some studies report abuse rates for
males between 25 percent and 31 percent, while others report rates
of 10 percent for sexual abuse and 47 percent for physical abuse.76 Closer comparison reveals that delinquent
males and females tend to report different types
of traumas as well.
Proportionally more girls were arrested for certain offenses, such as running away from home (59 percent) and prostitution and commercialized vice (69 percent), but most other types
of arrests are more common for boys.3 As shown in figure 1, between the mid-1980s and the mid-1990s,
juvenile arrests for violent crime increased significantly, with
male arrest rates rising 75 percent and female rates rising almost 150 percent.
Like
juvenile detainees nationwide, approximately 90 %
of the CCJTDC detainees are
males, and most are racial / ethnic minorities.3 The CCJTDC population is 77.9 % African American, 5.6 % non-Hispanic white, 16.0 % Hispanic, and 0.5 % other racial or ethnic groups.
Prevalence and Odds Ratios (ORs)
of Comorbidity Among
Male Juvenile Detainees With Affective, Substance Use, Anxiety, and ADHD or Behavioral Disorders by Age *
Prevalence and Odds Ratios (ORs)
of Comorbidity Among
Male Juvenile Detainees With Affective, Substance Use, Anxiety, and ADHD or Behavioral Disorders by Race / Ethnicity *
The
juvenile - depressed group had a higher proportion
of males and exhibited a pattern reminiscent
of externalizing behavior, characterized by more perinatal problems and somewhat higher rates
of comorbid conduct disorder, attention deficit - disorder, crime by parents, and temperamentally undercontrolled behavior.
A study
of male juvenile serious offending, individual risk and protective factors, and neighborhood context
The prevention
of violent behavior by chronic and serious
male juvenile offenders: A 2 - year follow - up
of a randomized clinical trial.